Not for review: Enable accelerated animations for orphaned layers

webkit/compositor_bindings/web_layer_tree_view_impl.cc

Index: webkit/compositor_bindings/web_layer_tree_view_impl.cc
diff --git a/webkit/compositor_bindings/web_layer_tree_view_impl.cc b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
index 4ff7b0d566dc6be2eab591f5a2489f9b2264bea9..47ab02e9c0a88da670919797c73fec049c2e8622 100644
--- a/webkit/compositor_bindings/web_layer_tree_view_impl.cc
+++ b/webkit/compositor_bindings/web_layer_tree_view_impl.cc
@@ -172,10 +172,11 @@ void WebLayerTreeViewImpl::composite()
     m_layerTreeHost->composite();
 }
 
-void WebLayerTreeViewImpl::updateAnimations(double frameBeginTimeSeconds)
+void WebLayerTreeViewImpl::updateAnimations(double monotonicFrameBeginTimeSeconds, double wallClockFrameBeginTimeSeconds)
 {
-    base::TimeTicks frameBeginTime = base::TimeTicks::FromInternalValue(frameBeginTimeSeconds * base::Time::kMicrosecondsPerSecond);
-    m_layerTreeHost->updateAnimations(frameBeginTime);
+    base::TimeTicks monotonicFrameBeginTime = base::TimeTicks::FromInternalValue(monotonicFrameBeginTimeSeconds * base::Time::kMicrosecondsPerSecond);
+    base::Time wallClockFrameBeginTime = base::Time::FromDoubleT(wallClockFrameBeginTimeSeconds);
+    m_layerTreeHost->updateAnimations(monotonicFrameBeginTime, wallClockFrameBeginTime);
 }
 
 void WebLayerTreeViewImpl::didStopFlinging()
@@ -198,6 +199,12 @@ void WebLayerTreeViewImpl::setDeferCommits(bool deferCommits)
     m_layerTreeHost->setDeferCommits(deferCommits);
 }
 
+void WebLayerTreeViewImpl::registerForAnimations(WebLayer* layer)
+{
+    cc::Layer* ccLayer = static_cast<WebLayerImpl*>(layer)->layer();
+    ccLayer->layerAnimationController()->setAnimationRegistrar(m_layerTreeHost->animationRegistrar());
+}
+
 void WebLayerTreeViewImpl::renderingStats(WebRenderingStats& stats) const
 {
     m_layerTreeHost->renderingStats(
@@ -225,6 +232,11 @@ void WebLayerTreeViewImpl::setContinuousPaintingEnabled(bool enabled)
     m_layerTreeHost->setDebugState(debugState);
 }
 
+void WebLayerTreeViewImpl::didUpdateLayout()
+{
+    m_layerTreeHost->didUpdateLayout();
+}
+
 scoped_ptr<FontAtlas> WebLayerTreeViewImpl::createFontAtlas()
 {
     int fontHeight;