Establish mojo service between Canvas (blink) and SurfaceManager (browser)

third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp b/third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp
index ca982ba8904a204e8e1708132e0b9056c52bc48c..006f67e7ff0e6b944e7359bd229fdd27af3bce70 100644
--- a/third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLCanvasElement.cpp
@@ -58,6 +58,7 @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/graphics/Canvas2DImageBufferSurface.h"
 #include "platform/graphics/CanvasMetrics.h"
+#include "platform/graphics/CanvasSurfaceLayerBridgeClientImpl.h"
 #include "platform/graphics/ExpensiveCanvasHeuristicParameters.h"
 #include "platform/graphics/ImageBuffer.h"
 #include "platform/graphics/RecordingImageBufferSurface.h"
@@ -1184,9 +1185,12 @@ String HTMLCanvasElement::getIdFromControl(const Element* element)
     return String();
 }
 
-void HTMLCanvasElement::createSurfaceLayerBridge()
+bool HTMLCanvasElement::createSurfaceLayer()
 {
-    m_surfaceLayerBridge = wrapUnique(new CanvasSurfaceLayerBridge());
+    DCHECK(!m_surfaceLayerBridge);
+    std::unique_ptr<CanvasSurfaceLayerBridgeClient> bridgeClient = wrapUnique(new CanvasSurfaceLayerBridgeClientImpl());
+    m_surfaceLayerBridge = wrapUnique(new CanvasSurfaceLayerBridge(std::move(bridgeClient)));
+    return m_surfaceLayerBridge->createSurfaceLayer(this->width(), this->height());
 }
 
 } // namespace blink