Revert "Revert "Make HWUI's surface Reliable^TM""

This reverts commit dd08224e4d75689c42bf452d44617f84072649a1.

Bug: 120097554
Bug: 120342364
Bug: 120421537

Test: verified emulator can boot OK, with no log warnings
Test: verified keyboard works in landscape

Change-Id: Iae2cd1140d81755b126adfb21ec885181f3bc6b6
diff --git a/libs/hwui/renderthread/ReliableSurface.h b/libs/hwui/renderthread/ReliableSurface.h
new file mode 100644
index 0000000..0bfc72e
--- /dev/null
+++ b/libs/hwui/renderthread/ReliableSurface.h
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <gui/Surface.h>
+#include <utils/Macros.h>
+#include <utils/StrongPointer.h>
+
+#include <memory>
+
+namespace android::uirenderer::renderthread {
+
+class ReliableSurface : public ANativeObjectBase<ANativeWindow, ReliableSurface, RefBase> {
+    PREVENT_COPY_AND_ASSIGN(ReliableSurface);
+
+public:
+    ReliableSurface(sp<Surface>&& surface);
+    ~ReliableSurface();
+
+    void setDequeueTimeout(nsecs_t timeout) { mSurface->setDequeueTimeout(timeout); }
+
+    int reserveNext();
+
+    void allocateBuffers() { mSurface->allocateBuffers(); }
+
+    int query(int what, int* value) const { return mSurface->query(what, value); }
+
+    nsecs_t getLastDequeueStartTime() const { return mSurface->getLastDequeueStartTime(); }
+
+    uint64_t getNextFrameNumber() const { return mSurface->getNextFrameNumber(); }
+
+private:
+    const sp<Surface> mSurface;
+
+    mutable std::mutex mMutex;
+
+    uint64_t mUsage = AHARDWAREBUFFER_USAGE_GPU_FRAMEBUFFER;
+    PixelFormat mFormat = PIXEL_FORMAT_RGBA_8888;
+    std::unique_ptr<AHardwareBuffer, void (*)(AHardwareBuffer*)> mScratchBuffer{
+            nullptr, AHardwareBuffer_release};
+    ANativeWindowBuffer* mReservedBuffer = nullptr;
+    base::unique_fd mReservedFenceFd;
+    bool mHasDequeuedBuffer = false;
+    bool mInErrorState = false;
+
+    bool isFallbackBuffer(const ANativeWindowBuffer* windowBuffer) const;
+    ANativeWindowBuffer* acquireFallbackBuffer();
+    void clearReservedBuffer();
+
+    void perform(int operation, va_list args);
+    int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd);
+    int dequeueBuffer(ANativeWindowBuffer** buffer, int* fenceFd);
+    int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd);
+
+    static Surface* getWrapped(const ANativeWindow*);
+
+    // ANativeWindow hooks
+    static int hook_cancelBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer, int fenceFd);
+    static int hook_dequeueBuffer(ANativeWindow* window, ANativeWindowBuffer** buffer,
+                                  int* fenceFd);
+    static int hook_queueBuffer(ANativeWindow* window, ANativeWindowBuffer* buffer, int fenceFd);
+
+    static int hook_perform(ANativeWindow* window, int operation, ...);
+    static int hook_query(const ANativeWindow* window, int what, int* value);
+    static int hook_setSwapInterval(ANativeWindow* window, int interval);
+
+    static int hook_cancelBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+    static int hook_dequeueBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer** buffer);
+    static int hook_lockBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+    static int hook_queueBuffer_DEPRECATED(ANativeWindow* window, ANativeWindowBuffer* buffer);
+};
+
+};  // namespace android::uirenderer::renderthread
\ No newline at end of file