3 files changed, 11 insertions, 26 deletions
diff --git a/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp b/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
index e9e77e9..8187871 100644
--- a/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
+++ b/WebKit/android/WebCoreSupport/ChromeClientAndroid.cpp
@@ -58,41 +58,26 @@ static unsigned long long tryToReclaimDatabaseQuota(SecurityOrigin* originNeedin
 
 void ChromeClientAndroid::syncTimerFired(Timer<ChromeClientAndroid>* client)
 {
-    m_syncTimer.stop();
-    compositingLayerSync();
-}
-
-void ChromeClientAndroid::compositingLayerSync()
-{
-    if (!m_rootGraphicsLayer) {
+    if (!m_rootGraphicsLayer)
         return;
-    }
 
     if (m_webFrame) {
         FrameView* frameView = m_webFrame->page()->mainFrame()->view();
-        if (frameView && !frameView->layoutPending() && !frameView->needsLayout()) {
-            frameView->syncCompositingStateRecursive();
+        if (frameView && frameView->syncCompositingStateRecursive()) {
             GraphicsLayerAndroid* androidGraphicsLayer =
                     static_cast<GraphicsLayerAndroid*>(m_rootGraphicsLayer);
             if (androidGraphicsLayer) {
                 androidGraphicsLayer->sendImmediateRepaint();
                 androidGraphicsLayer->notifyClientAnimationStarted();
             }
-            return;
         }
     }
-    if (m_askToDrawAgain) {
-        m_askToDrawAgain = false;
-        scheduleCompositingLayerSync();
-    }
 }
 
 void ChromeClientAndroid::scheduleCompositingLayerSync()
 {
     if (!m_syncTimer.isActive())
         m_syncTimer.startOneShot(0.001); // 1ms
-    else
-        m_askToDrawAgain = true;
 }
 
 void ChromeClientAndroid::setNeedsOneShotDrawingSynchronization()
@@ -104,15 +89,12 @@ void ChromeClientAndroid::attachRootGraphicsLayer(WebCore::Frame* frame, WebCore
 {
     m_rootGraphicsLayer = layer;
     if (!layer) {
-        WebViewCore::getWebViewCore(frame->view())->setRootLayer(0);
+        WebViewCore::getWebViewCore(frame->view())->setUIRootLayer(0);
         return;
     }
     WebCore::GraphicsLayerAndroid* androidGraphicsLayer = static_cast<GraphicsLayerAndroid*>(layer);
-    if (frame && frame->view() && androidGraphicsLayer) {
-        androidGraphicsLayer->setFrame(frame);
-        WebCore::LayerAndroid* androidLayer = new LayerAndroid(androidGraphicsLayer->contentLayer());
-        WebViewCore::getWebViewCore(frame->view())->setRootLayer((int)androidLayer);
-    }
+    androidGraphicsLayer->setFrame(frame);
+    scheduleCompositingLayerSync();
 }
 
 #endif
diff --git a/WebKit/android/WebCoreSupport/ChromeClientAndroid.h b/WebKit/android/WebCoreSupport/ChromeClientAndroid.h
index 2c061b2..68cac24 100644
--- a/WebKit/android/WebCoreSupport/ChromeClientAndroid.h
+++ b/WebKit/android/WebCoreSupport/ChromeClientAndroid.h
@@ -166,7 +166,6 @@ namespace android {
         virtual void attachRootGraphicsLayer(WebCore::Frame*, WebCore::GraphicsLayer* g);
         virtual void setNeedsOneShotDrawingSynchronization();
         virtual void scheduleCompositingLayerSync();
-        void compositingLayerSync();
         void syncTimerFired(Timer<ChromeClientAndroid>*);
 #endif
 
diff --git a/WebKit/android/WebCoreSupport/PlatformBridge.cpp b/WebKit/android/WebCoreSupport/PlatformBridge.cpp
index c04600d..b8bee7b 100644
--- a/WebKit/android/WebCoreSupport/PlatformBridge.cpp
+++ b/WebKit/android/WebCoreSupport/PlatformBridge.cpp
@@ -35,16 +35,20 @@
 #include <wtf/android/AndroidThreading.h>
 #include <wtf/MainThread.h>
 
+#if USE(ACCELERATED_COMPOSITING)
+#include "LayerAndroid.h"
+#endif
+
 using namespace android;
 
 namespace WebCore {
 
 #if USE(ACCELERATED_COMPOSITING)
 
-void PlatformBridge::setRootLayer(const WebCore::FrameView* view, int layer)
+void PlatformBridge::setUIRootLayer(const WebCore::FrameView* view, const LayerAndroid* layer)
 {
     android::WebViewCore* core = android::WebViewCore::getWebViewCore(view);
-    core->setRootLayer(layer);
+    core->setUIRootLayer(layer);
 }
 
 void PlatformBridge::immediateRepaint(const WebCore::FrameView* view)