diff --git a/libs/input/InputDispatcher.cpp b/libs/input/InputDispatcher.cpp
index 10a639e..8c8e705 100644
--- a/libs/input/InputDispatcher.cpp
+++ b/libs/input/InputDispatcher.cpp
@@ -48,6 +48,7 @@
 #include <utils/Trace.h>
 #include <cutils/log.h>
 #include <androidfw/PowerManager.h>
+#include <ui/Region.h>
 
 #include <stddef.h>
 #include <unistd.h>
@@ -172,21 +173,23 @@
     return displayId == ADISPLAY_ID_DEFAULT || displayId == ADISPLAY_ID_NONE;
 }
 
-static void dumpRegion(String8& dump, const SkRegion& region) {
+static void dumpRegion(String8& dump, const Region& region) {
     if (region.isEmpty()) {
         dump.append("<empty>");
         return;
     }
 
     bool first = true;
-    for (SkRegion::Iterator it(region); !it.done(); it.next()) {
+    Region::const_iterator cur = region.begin();
+    Region::const_iterator const tail = region.end();
+    while (cur != tail) {
         if (first) {
             first = false;
         } else {
             dump.append("|");
         }
-        const SkIRect& rect = it.rect();
-        dump.appendFormat("[%d,%d][%d,%d]", rect.fLeft, rect.fTop, rect.fRight, rect.fBottom);
+        dump.appendFormat("[%d,%d][%d,%d]", cur->left, cur->top, cur->right, cur->bottom);
+        cur++;
     }
 }
 
diff --git a/libs/input/InputWindow.cpp b/libs/input/InputWindow.cpp
index fe61918..da59159 100644
--- a/libs/input/InputWindow.cpp
+++ b/libs/input/InputWindow.cpp
@@ -15,17 +15,24 @@
  */
 
 #define LOG_TAG "InputWindow"
+#define LOG_NDEBUG 0
 
 #include "InputWindow.h"
 
 #include <cutils/log.h>
 
+#include <ui/Rect.h>
+#include <ui/Region.h>
+
 namespace android {
 
 // --- InputWindowInfo ---
+void InputWindowInfo::addTouchableRegion(const Rect& region) {
+    touchableRegion.orSelf(region);
+}
 
 bool InputWindowInfo::touchableRegionContainsPoint(int32_t x, int32_t y) const {
-    return touchableRegion.contains(x, y);
+    return touchableRegion.contains(x,y);
 }
 
 bool InputWindowInfo::frameContainsPoint(int32_t x, int32_t y) const {
diff --git a/libs/input/InputWindow.h b/libs/input/InputWindow.h
index 28fa7ab..9618ffe 100644
--- a/libs/input/InputWindow.h
+++ b/libs/input/InputWindow.h
@@ -19,16 +19,17 @@
 
 #include <input/Input.h>
 #include <input/InputTransport.h>
+#include <ui/Rect.h>
+#include <ui/Region.h>
 #include <utils/RefBase.h>
 #include <utils/Timers.h>
 #include <utils/String8.h>
 
-#include <SkRegion.h>
-
 #include "InputApplication.h"
 
 namespace android {
 
+
 /*
  * Describes the properties of a window that can receive input.
  */
@@ -125,7 +126,7 @@
     int32_t frameRight;
     int32_t frameBottom;
     float scaleFactor;
-    SkRegion touchableRegion;
+    Region touchableRegion;
     bool visible;
     bool canReceiveKeys;
     bool hasFocus;
@@ -137,6 +138,8 @@
     int32_t inputFeatures;
     int32_t displayId;
 
+    void addTouchableRegion(const Rect& region);
+
     bool touchableRegionContainsPoint(int32_t x, int32_t y) const;
     bool frameContainsPoint(int32_t x, int32_t y) const;
 
diff --git a/services/core/jni/com_android_server_input_InputWindowHandle.cpp b/services/core/jni/com_android_server_input_InputWindowHandle.cpp
index b80183c..03bf7eb 100644
--- a/services/core/jni/com_android_server_input_InputWindowHandle.cpp
+++ b/services/core/jni/com_android_server_input_InputWindowHandle.cpp
@@ -23,6 +23,7 @@
 
 #include <android_view_InputChannel.h>
 #include <android/graphics/Region.h>
+#include <ui/Region.h>
 
 #include "com_android_server_input_InputWindowHandle.h"
 #include "com_android_server_input_InputApplicationHandle.h"
@@ -86,6 +87,8 @@
 
     if (!mInfo) {
         mInfo = new InputWindowInfo();
+    } else {
+        mInfo->touchableRegion.clear();
     }
 
     jobject inputChannelObj = env->GetObjectField(obj,
@@ -131,10 +134,11 @@
             gInputWindowHandleClassInfo.touchableRegion);
     if (regionObj) {
         SkRegion* region = android_graphics_Region_getSkRegion(env, regionObj);
-        mInfo->touchableRegion.set(*region);
+        for (SkRegion::Iterator it(*region); !it.done(); it.next()) {
+            const SkIRect& rect = it.rect();
+            mInfo->addTouchableRegion(Rect(rect.fLeft, rect.fTop, rect.fRight, rect.fBottom));
+        }
         env->DeleteLocalRef(regionObj);
-    } else {
-        mInfo->touchableRegion.setEmpty();
     }
 
     mInfo->visible = env->GetBooleanField(obj,