diff --git a/services/surfaceflinger/CompositionEngine/Android.bp b/services/surfaceflinger/CompositionEngine/Android.bp
index 738a2a4..78f8104 100644
--- a/services/surfaceflinger/CompositionEngine/Android.bp
+++ b/services/surfaceflinger/CompositionEngine/Android.bp
@@ -20,6 +20,7 @@
         "liblayers_proto",
         "liblog",
         "libnativewindow",
+        "libprotobuf-cpp-lite",
         "libsync",
         "libtimestats_proto",
         "libui",
@@ -28,6 +29,7 @@
     static_libs: [
         "libmath",
         "librenderengine",
+        "libtimestats",
         "libtrace_proto",
     ],
     header_libs: [
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionEngine.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionEngine.h
index 8687d0c..e3650f3 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionEngine.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/CompositionEngine.h
@@ -16,10 +16,11 @@
 
 #pragma once
 
-#include <memory>
-
+#include <TimeStats/TimeStats.h>
 #include <utils/Timers.h>
 
+#include <memory>
+
 namespace android {
 
 class HWComposer;
@@ -55,6 +56,9 @@
     virtual renderengine::RenderEngine& getRenderEngine() const = 0;
     virtual void setRenderEngine(std::unique_ptr<renderengine::RenderEngine>) = 0;
 
+    virtual TimeStats& getTimeStats() const = 0;
+    virtual void setTimeStats(const std::shared_ptr<TimeStats>&) = 0;
+
     virtual bool needsAnotherUpdate() const = 0;
     virtual nsecs_t getLastFrameRefreshTimestamp() const = 0;
 
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/CompositionEngine.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/CompositionEngine.h
index f416c9c..450b9ca 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/CompositionEngine.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/CompositionEngine.h
@@ -36,6 +36,9 @@
     renderengine::RenderEngine& getRenderEngine() const override;
     void setRenderEngine(std::unique_ptr<renderengine::RenderEngine>) override;
 
+    TimeStats& getTimeStats() const override;
+    void setTimeStats(const std::shared_ptr<TimeStats>&) override;
+
     bool needsAnotherUpdate() const override;
     nsecs_t getLastFrameRefreshTimestamp() const override;
 
@@ -56,6 +59,7 @@
 private:
     std::unique_ptr<HWComposer> mHwComposer;
     std::unique_ptr<renderengine::RenderEngine> mRenderEngine;
+    std::shared_ptr<TimeStats> mTimeStats;
     bool mNeedsAnotherUpdate = false;
     nsecs_t mRefreshStartTime = 0;
 };
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/CompositionEngine.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/CompositionEngine.h
index 8e6f2e2..104e20d 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/CompositionEngine.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/CompositionEngine.h
@@ -41,6 +41,9 @@
     MOCK_CONST_METHOD0(getRenderEngine, renderengine::RenderEngine&());
     MOCK_METHOD1(setRenderEngine, void(std::unique_ptr<renderengine::RenderEngine>));
 
+    MOCK_CONST_METHOD0(getTimeStats, TimeStats&());
+    MOCK_METHOD1(setTimeStats, void(const std::shared_ptr<TimeStats>&));
+
     MOCK_CONST_METHOD0(needsAnotherUpdate, bool());
     MOCK_CONST_METHOD0(getLastFrameRefreshTimestamp, nsecs_t());
 
diff --git a/services/surfaceflinger/CompositionEngine/src/CompositionEngine.cpp b/services/surfaceflinger/CompositionEngine/src/CompositionEngine.cpp
index be8646c..5eabecd 100644
--- a/services/surfaceflinger/CompositionEngine/src/CompositionEngine.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/CompositionEngine.cpp
@@ -64,6 +64,14 @@
     mRenderEngine = std::move(renderEngine);
 }
 
+TimeStats& CompositionEngine::getTimeStats() const {
+    return *mTimeStats.get();
+}
+
+void CompositionEngine::setTimeStats(const std::shared_ptr<TimeStats>& timeStats) {
+    mTimeStats = timeStats;
+}
+
 bool CompositionEngine::needsAnotherUpdate() const {
     return mNeedsAnotherUpdate;
 }
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index 6877f8b..5f752a0 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -838,9 +838,18 @@
         setExpensiveRenderingExpected(true);
     }
 
+    const nsecs_t renderEngineStart = systemTime();
     renderEngine.drawLayers(clientCompositionDisplay, clientCompositionLayers,
                             buf->getNativeBuffer(), /*useFramebufferCache=*/true, std::move(fd),
                             &readyFence);
+    auto& timeStats = getCompositionEngine().getTimeStats();
+    if (readyFence.get() < 0) {
+        timeStats.recordRenderEngineDuration(renderEngineStart, systemTime());
+    } else {
+        timeStats.recordRenderEngineDuration(renderEngineStart,
+                                             std::make_shared<FenceTime>(
+                                                     new Fence(dup(readyFence.get()))));
+    }
 
     if (expensiveRenderingExpected) {
         setExpensiveRenderingExpected(false);
diff --git a/services/surfaceflinger/CompositionEngine/tests/CompositionEngineTest.cpp b/services/surfaceflinger/CompositionEngine/tests/CompositionEngineTest.cpp
index 49e7c70..989494d 100644
--- a/services/surfaceflinger/CompositionEngine/tests/CompositionEngineTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/CompositionEngineTest.cpp
@@ -25,6 +25,7 @@
 #include <renderengine/mock/RenderEngine.h>
 
 #include "MockHWComposer.h"
+#include "TimeStats/TimeStats.h"
 
 namespace android::compositionengine {
 namespace {
@@ -41,6 +42,8 @@
     android::mock::HWComposer* mHwc = new StrictMock<android::mock::HWComposer>();
     renderengine::mock::RenderEngine* mRenderEngine =
             new StrictMock<renderengine::mock::RenderEngine>();
+    std::shared_ptr<TimeStats> mTimeStats;
+
     impl::CompositionEngine mEngine;
     CompositionRefreshArgs mRefreshArgs;
 
@@ -71,6 +74,12 @@
     EXPECT_EQ(mRenderEngine, &mEngine.getRenderEngine());
 }
 
+TEST_F(CompositionEngineTest, canSetTimeStats) {
+    mEngine.setTimeStats(mTimeStats);
+
+    EXPECT_EQ(mTimeStats.get(), &mEngine.getTimeStats());
+}
+
 /*
  * CompositionEngine::present
  */
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index bac7c75..8db8fd4 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -656,10 +656,14 @@
                 .WillRepeatedly(Return(&mOutputLayer2));
         EXPECT_CALL(mOutput, getCompositionEngine()).WillRepeatedly(ReturnRef(mCompositionEngine));
         EXPECT_CALL(mCompositionEngine, getRenderEngine()).WillRepeatedly(ReturnRef(mRenderEngine));
+        EXPECT_CALL(mCompositionEngine, getTimeStats())
+                .WillRepeatedly(ReturnRef(*mTimeStats.get()));
     }
 
     StrictMock<mock::CompositionEngine> mCompositionEngine;
     StrictMock<renderengine::mock::RenderEngine> mRenderEngine;
+    // TODO: make this is a proper mock.
+    std::shared_ptr<TimeStats> mTimeStats = std::make_shared<android::impl::TimeStats>();
     mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>();
     mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>();
     StrictMock<mock::OutputLayer> mOutputLayer1;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 010b52e..7c3181e 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -606,6 +606,7 @@
                         ? renderengine::RenderEngine::ContextPriority::HIGH
                         : renderengine::RenderEngine::ContextPriority::MEDIUM)
                 .build()));
+    mCompositionEngine->setTimeStats(mTimeStats);
 
     LOG_ALWAYS_FATAL_IF(mVrFlingerRequestsDisplay,
             "Starting with vr flinger active is not currently supported.");
diff --git a/services/surfaceflinger/TimeStats/TimeStats.cpp b/services/surfaceflinger/TimeStats/TimeStats.cpp
index 626efb8..1895777 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.cpp
+++ b/services/surfaceflinger/TimeStats/TimeStats.cpp
@@ -129,6 +129,29 @@
     }
 }
 
+void TimeStats::recordRenderEngineDuration(nsecs_t startTime, nsecs_t endTime) {
+    if (!mEnabled.load()) return;
+
+    std::lock_guard<std::mutex> lock(mMutex);
+    if (mGlobalRecord.renderEngineDurations.size() == MAX_NUM_TIME_RECORDS) {
+        ALOGE("RenderEngineTimes are already at its maximum size[%zu]", MAX_NUM_TIME_RECORDS);
+        mGlobalRecord.renderEngineDurations.pop_front();
+    }
+    mGlobalRecord.renderEngineDurations.push_back({startTime, endTime});
+}
+
+void TimeStats::recordRenderEngineDuration(nsecs_t startTime,
+                                           const std::shared_ptr<FenceTime>& endTime) {
+    if (!mEnabled.load()) return;
+
+    std::lock_guard<std::mutex> lock(mMutex);
+    if (mGlobalRecord.renderEngineDurations.size() == MAX_NUM_TIME_RECORDS) {
+        ALOGE("RenderEngineTimes are already at its maximum size[%zu]", MAX_NUM_TIME_RECORDS);
+        mGlobalRecord.renderEngineDurations.pop_front();
+    }
+    mGlobalRecord.renderEngineDurations.push_back({startTime, endTime});
+}
+
 bool TimeStats::recordReadyLocked(int32_t layerId, TimeRecord* timeRecord) {
     if (!timeRecord->ready) {
         ALOGV("[%d]-[%" PRIu64 "]-presentFence is still not received", layerId,
@@ -501,6 +524,31 @@
         mGlobalRecord.prevPresentTime = curPresentTime;
         mGlobalRecord.presentFences.pop_front();
     }
+    while (!mGlobalRecord.renderEngineDurations.empty()) {
+        const auto duration = mGlobalRecord.renderEngineDurations.front();
+        const auto& endTime = duration.endTime;
+
+        nsecs_t endNs = -1;
+
+        if (auto val = std::get_if<nsecs_t>(&endTime)) {
+            endNs = *val;
+        } else {
+            endNs = std::get<std::shared_ptr<FenceTime>>(endTime)->getSignalTime();
+        }
+
+        if (endNs == Fence::SIGNAL_TIME_PENDING) break;
+
+        if (endNs < 0) {
+            ALOGE("RenderEngineTiming is invalid!");
+            mGlobalRecord.renderEngineDurations.pop_front();
+            continue;
+        }
+
+        const int32_t renderEngineMs = msBetween(duration.startTime, endNs);
+        mTimeStats.renderEngineTiming.insert(renderEngineMs);
+
+        mGlobalRecord.renderEngineDurations.pop_front();
+    }
 }
 
 void TimeStats::setPresentFenceGlobal(const std::shared_ptr<FenceTime>& presentFence) {
diff --git a/services/surfaceflinger/TimeStats/TimeStats.h b/services/surfaceflinger/TimeStats/TimeStats.h
index 670bc8e..65e5cf4 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.h
+++ b/services/surfaceflinger/TimeStats/TimeStats.h
@@ -27,6 +27,7 @@
 #include <mutex>
 #include <optional>
 #include <unordered_map>
+#include <variant>
 
 using namespace android::surfaceflinger;
 
@@ -50,6 +51,13 @@
     // The end time corresponds to when SurfaceFlinger finishes submitting the
     // request to HWC to present a frame.
     virtual void recordFrameDuration(nsecs_t startTime, nsecs_t endTime) = 0;
+    // Records the start time and end times for when RenderEngine begins work.
+    // The start time corresponds to the beginning of RenderEngine::drawLayers.
+    // The end time corresponds to when RenderEngine finishes rendering.
+    virtual void recordRenderEngineDuration(nsecs_t startTime, nsecs_t endTime) = 0;
+    // Same as above, but passes in a fence representing the end time.
+    virtual void recordRenderEngineDuration(nsecs_t startTime,
+                                            const std::shared_ptr<FenceTime>& readyFence) = 0;
 
     virtual void setPostTime(int32_t layerId, uint64_t frameNumber, const std::string& layerName,
                              nsecs_t postTime) = 0;
@@ -58,6 +66,8 @@
     virtual void setAcquireTime(int32_t layerId, uint64_t frameNumber, nsecs_t acquireTime) = 0;
     virtual void setAcquireFence(int32_t layerId, uint64_t frameNumber,
                                  const std::shared_ptr<FenceTime>& acquireFence) = 0;
+    // SetPresent{Time, Fence} are not expected to be called in the critical
+    // rendering path, as they flush prior fences if those fences have fired.
     virtual void setPresentTime(int32_t layerId, uint64_t frameNumber, nsecs_t presentTime) = 0;
     virtual void setPresentFence(int32_t layerId, uint64_t frameNumber,
                                  const std::shared_ptr<FenceTime>& presentFence) = 0;
@@ -107,9 +117,15 @@
         nsecs_t prevTime = 0;
     };
 
+    struct RenderEngineDuration {
+        nsecs_t startTime;
+        std::variant<nsecs_t, std::shared_ptr<FenceTime>> endTime;
+    };
+
     struct GlobalRecord {
         nsecs_t prevPresentTime = 0;
         std::deque<std::shared_ptr<FenceTime>> presentFences;
+        std::deque<RenderEngineDuration> renderEngineDurations;
     };
 
 public:
@@ -124,6 +140,9 @@
     void incrementClientCompositionFrames() override;
 
     void recordFrameDuration(nsecs_t startTime, nsecs_t endTime) override;
+    void recordRenderEngineDuration(nsecs_t startTime, nsecs_t endTime) override;
+    void recordRenderEngineDuration(nsecs_t startTime,
+                                    const std::shared_ptr<FenceTime>& readyFence) override;
 
     void setPostTime(int32_t layerId, uint64_t frameNumber, const std::string& layerName,
                      nsecs_t postTime) override;
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp b/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
index 83cd45a..7e43880 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
+++ b/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
@@ -113,6 +113,8 @@
     result.append(presentToPresent.toString());
     StringAppendF(&result, "frameDuration histogram is as below:\n");
     result.append(frameDuration.toString());
+    StringAppendF(&result, "renderEngineTiming histogram is as below:\n");
+    result.append(renderEngineTiming.toString());
     const auto dumpStats = generateDumpStats(maxLayers);
     for (const auto& ele : dumpStats) {
         result.append(ele->toString());
@@ -165,6 +167,11 @@
         histProto->set_time_millis(histEle.first);
         histProto->set_frame_count(histEle.second);
     }
+    for (const auto& histEle : renderEngineTiming.hist) {
+        SFTimeStatsHistogramBucketProto* histProto = globalProto.add_render_engine_timing();
+        histProto->set_time_millis(histEle.first);
+        histProto->set_frame_count(histEle.second);
+    }
     const auto dumpStats = generateDumpStats(maxLayers);
     for (const auto& ele : dumpStats) {
         SFTimeStatsLayerProto* layerProto = globalProto.add_stats();
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h b/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
index 6b28970..bd97ecc 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
+++ b/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
@@ -62,6 +62,7 @@
         int64_t displayOnTime = 0;
         Histogram presentToPresent;
         Histogram frameDuration;
+        Histogram renderEngineTiming;
         std::unordered_map<std::string, TimeStatsLayer> stats;
         std::unordered_map<uint32_t, nsecs_t> refreshRateStats;
 
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/timestats.proto b/services/surfaceflinger/TimeStats/timestatsproto/timestats.proto
index 96430b3..5fd4a39 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/timestats.proto
+++ b/services/surfaceflinger/TimeStats/timestatsproto/timestats.proto
@@ -25,7 +25,7 @@
 // changes to these messages, and keep google3 side proto messages in sync if
 // the end to end pipeline needs to be updated.
 
-// Next tag: 11
+// Next tag: 12
 message SFTimeStatsGlobalProto {
   // The stats start time in UTC as seconds since January 1, 1970
   optional int64 stats_start = 1;
@@ -45,6 +45,8 @@
   repeated SFTimeStatsHistogramBucketProto present_to_present = 8;
   // Frame CPU duration histogram.
   repeated SFTimeStatsHistogramBucketProto frame_duration = 10;
+  // Frame GPU duration histogram.
+  repeated SFTimeStatsHistogramBucketProto render_engine_timing = 11;
   // Stats per layer. Apps could have multiple layers.
   repeated SFTimeStatsLayerProto stats = 6;
 }
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 32f997f..04991f9 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -33,13 +33,13 @@
 #include "BufferQueueLayer.h"
 #include "ColorLayer.h"
 #include "Layer.h"
-
 #include "TestableSurfaceFlinger.h"
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/MockDispSync.h"
 #include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockMessageQueue.h"
+#include "mock/MockTimeStats.h"
 #include "mock/system/window/MockNativeWindow.h"
 
 namespace android {
@@ -100,6 +100,7 @@
                 .WillRepeatedly(DoAll(SetArgPointee<1>(DEFAULT_DISPLAY_HEIGHT), Return(0)));
 
         mFlinger.setupRenderEngine(std::unique_ptr<renderengine::RenderEngine>(mRenderEngine));
+        mFlinger.setupTimeStats(std::shared_ptr<TimeStats>(mTimeStats));
         setupComposer(0);
     }
 
@@ -181,6 +182,7 @@
 
     Hwc2::mock::Composer* mComposer = nullptr;
     renderengine::mock::RenderEngine* mRenderEngine = new renderengine::mock::RenderEngine();
+    mock::TimeStats* mTimeStats = new mock::TimeStats();
     mock::MessageQueue* mMessageQueue = new mock::MessageQueue();
 
     sp<Fence> mClientTargetAcquireFence = Fence::NO_FENCE;
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 94fc5f7..e05e7a5 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -189,6 +189,10 @@
                 std::make_unique<impl::HWComposer>(std::move(composer)));
     }
 
+    void setupTimeStats(const std::shared_ptr<TimeStats>& timeStats) {
+        mFlinger->mCompositionEngine->setTimeStats(timeStats);
+    }
+
     void setupScheduler(std::unique_ptr<DispSync> primaryDispSync,
                         std::unique_ptr<EventControlThread> eventControlThread,
                         std::unique_ptr<EventThread> appEventThread,
diff --git a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
index 069344a..68e4c58 100644
--- a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
@@ -303,6 +303,44 @@
     EXPECT_EQ(3, histogramProto.time_millis());
 }
 
+TEST_F(TimeStatsTest, canInsertGlobalRenderEngineTiming) {
+    EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
+
+    using namespace std::chrono_literals;
+
+    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms)
+                                                   .count(),
+                                           std::make_shared<FenceTime>(
+                                                   std::chrono::duration_cast<
+                                                           std::chrono::nanoseconds>(3ms)
+                                                           .count()));
+
+    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(4ms)
+                                                   .count(),
+                                           std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
+                                                   .count());
+
+    // First verify that flushing RenderEngine durations did not occur yet.
+    SFTimeStatsGlobalProto preFlushProto;
+    ASSERT_TRUE(preFlushProto.ParseFromString(inputCommand(InputCommand::DUMP_ALL, FMT_PROTO)));
+    ASSERT_EQ(0, preFlushProto.render_engine_timing_size());
+
+    // Push a dummy present fence to trigger flushing the RenderEngine timings.
+    mTimeStats->setPowerMode(HWC_POWER_MODE_NORMAL);
+    mTimeStats->setPresentFenceGlobal(std::make_shared<FenceTime>(
+            std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count()));
+
+    // Now we can verify that RenderEngine durations were flushed now.
+    SFTimeStatsGlobalProto postFlushProto;
+    ASSERT_TRUE(postFlushProto.ParseFromString(inputCommand(InputCommand::DUMP_ALL, FMT_PROTO)));
+
+    ASSERT_EQ(1, postFlushProto.render_engine_timing_size());
+    const SFTimeStatsHistogramBucketProto& histogramProto =
+            postFlushProto.render_engine_timing().Get(0);
+    EXPECT_EQ(2, histogramProto.frame_count());
+    EXPECT_EQ(2, histogramProto.time_millis());
+}
+
 TEST_F(TimeStatsTest, canInsertOneLayerTimeStats) {
     EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
 
diff --git a/services/surfaceflinger/tests/unittests/mock/MockTimeStats.h b/services/surfaceflinger/tests/unittests/mock/MockTimeStats.h
index e94af49..ec74a42 100644
--- a/services/surfaceflinger/tests/unittests/mock/MockTimeStats.h
+++ b/services/surfaceflinger/tests/unittests/mock/MockTimeStats.h
@@ -35,6 +35,8 @@
     MOCK_METHOD0(incrementMissedFrames, void());
     MOCK_METHOD0(incrementClientCompositionFrames, void());
     MOCK_METHOD2(recordFrameDuration, void(nsecs_t, nsecs_t));
+    MOCK_METHOD2(recordRenderEngineDuration, void(nsecs_t, nsecs_t));
+    MOCK_METHOD2(recordRenderEngineDuration, void(nsecs_t, const std::shared_ptr<FenceTime>&));
     MOCK_METHOD4(setPostTime, void(int32_t, uint64_t, const std::string&, nsecs_t));
     MOCK_METHOD3(setLatchTime, void(int32_t, uint64_t, nsecs_t));
     MOCK_METHOD3(setDesiredTime, void(int32_t, uint64_t, nsecs_t));