gistfile1

commit c7e933e2a6f509c75713d19aaf5b9039e5007068
Author: Zeno Albisser <zeno@webkit.org>
Date:   Sat Jul 28 15:15:03 2012 +0200

    raf fixes

diff --git a/Source/WebKit/qt/WebCoreSupport/ChromeClientQt.cpp b/Source/WebKit/qt/WebCoreSupport/ChromeClientQt.cpp
index 9281442..29412f7 100644
--- a/Source/WebKit/qt/WebCoreSupport/ChromeClientQt.cpp
+++ b/Source/WebKit/qt/WebCoreSupport/ChromeClientQt.cpp
@@ -104,7 +104,7 @@ public:
     {
         m_animationScheduled = true;
         if (state() != QAbstractAnimation::Running)
-            start();
+            QMetaObject::invokeMethod(this, "start", Qt::QueuedConnection);
     }
 
 protected:
diff --git a/Source/WebKit2/UIProcess/LayerTreeCoordinatorProxy.cpp b/Source/WebKit2/UIProcess/LayerTreeCoordinatorProxy.cpp
index 629291a..3678562 100644
--- a/Source/WebKit2/UIProcess/LayerTreeCoordinatorProxy.cpp
+++ b/Source/WebKit2/UIProcess/LayerTreeCoordinatorProxy.cpp
@@ -119,6 +119,8 @@ void LayerTreeCoordinatorProxy::didRenderFrame()
 {
     dispatchUpdate(bind(&WebLayerTreeRenderer::flushLayerChanges, m_renderer.get()));
     updateViewport();
+    if (!m_renderer->isActive())
+        renderNextFrame();
 }
 
 void LayerTreeCoordinatorProxy::createDirectlyCompositedImage(int64_t key, const WebKit::ShareableBitmap::Handle& handle)
diff --git a/Source/WebKit2/UIProcess/WebLayerTreeRenderer.cpp b/Source/WebKit2/UIProcess/WebLayerTreeRenderer.cpp
index 95049a3..8534cb3 100644
--- a/Source/WebKit2/UIProcess/WebLayerTreeRenderer.cpp
+++ b/Source/WebKit2/UIProcess/WebLayerTreeRenderer.cpp
@@ -498,6 +498,11 @@ void WebLayerTreeRenderer::setActive(bool active)
         renderNextFrame();
 }
 
+bool WebLayerTreeRenderer::isActive() const
+{
+    return m_isActive;
+}
+
 } // namespace WebKit
 
 #endif // USE(UI_SIDE_COMPOSITING)
diff --git a/Source/WebKit2/UIProcess/WebLayerTreeRenderer.h b/Source/WebKit2/UIProcess/WebLayerTreeRenderer.h
index 2a4bab5..bc8fc51 100644
--- a/Source/WebKit2/UIProcess/WebLayerTreeRenderer.h
+++ b/Source/WebKit2/UIProcess/WebLayerTreeRenderer.h
@@ -74,6 +74,7 @@ public:
     void appendUpdate(const Function<void()>&);
     void updateViewport();
     void setActive(bool);
+    bool isActive() const;
 
     void deleteLayer(WebLayerID);
     void setRootLayerID(WebLayerID);