compositor-worker: blink->cc plumbing

third_party/WebKit/Source/web/WebViewImpl.cpp

Index: third_party/WebKit/Source/web/WebViewImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebViewImpl.cpp b/third_party/WebKit/Source/web/WebViewImpl.cpp
index 6471751f15075c0f5bd4e1595183a385b7552776..b021941978be5dfa32909045b1628ee475a2f717 100644
--- a/third_party/WebKit/Source/web/WebViewImpl.cpp
+++ b/third_party/WebKit/Source/web/WebViewImpl.cpp
@@ -113,6 +113,7 @@
 #include "platform/fonts/FontCache.h"
 #include "platform/graphics/Color.h"
 #include "platform/graphics/CompositorMutation.h"
+#include "platform/graphics/CompositorMutatorClient.h"
 #include "platform/graphics/FirstPaintInvalidationTracking.h"
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/Image.h"
@@ -151,6 +152,7 @@
 #include "public/web/WebViewClient.h"
 #include "public/web/WebWindowFeatures.h"
 #include "web/CompositionUnderlineVectorBuilder.h"
+#include "web/CompositorMutatorImpl.h"
 #include "web/ContextFeaturesClientImpl.h"
 #include "web/ContextMenuAllowedScope.h"
 #include "web/DatabaseClientImpl.h"
@@ -4602,6 +4604,15 @@ void WebViewImpl::forceNextDrawingBufferCreationToFail()
     DrawingBuffer::forceNextDrawingBufferCreationToFail();
 }
 
+CompositorProxyClient* WebViewImpl::createCompositorProxyClient()
+{
+    if (!m_mutator.get()) {
+        m_mutator = CompositorMutatorImpl::create();
+        m_layerTreeView->setMutatorClient(m_mutator->client());
+    }
+    return m_mutator->createCompositorProxyClient();
+}
+
 void WebViewImpl::updatePageOverlays()
 {
     if (m_pageColorOverlay)