Add implementation of WebWidgetClient::initializeLayerTreeView()

content/renderer/render_widget.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/render_widget.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
@@ skipping 1344 matching lines @@
     using_asynchronous_swapbuffers_ = false;
 
   // In single-threaded mode, we exit force compositing mode and re-enter in
   // DoDeferredUpdate() if appropriate. In threaded compositing mode,
   // DoDeferredUpdate() is bypassed and WebKit is responsible for exiting and
   // entering force compositing mode at the appropriate times.
   if (!is_threaded_compositing_enabled_)
     webwidget_->enterForceCompositingMode(false);
 }
 
+void RenderWidget::initializeLayerTreeView() {
+  compositor_ = RenderWidgetCompositor::Create(this);
+  if (!compositor_)
+    return;
+
+  compositor_->setViewportSize(size_, physical_backing_size_);
+  if (init_complete_)
+    compositor_->setSurfaceReady();
+}
+
 void RenderWidget::initializeLayerTreeView(
     WebKit::WebLayerTreeViewClient* client,
     const WebKit::WebLayer& root_layer,
     const WebKit::WebLayerTreeView::Settings& settings) {
-  compositor_ = RenderWidgetCompositor::Create(this, settings);
-  if (!compositor_)
-    return;
-
-  compositor_->setRootLayer(root_layer);
-  compositor_->setViewportSize(size_, physical_backing_size_);
-  if (init_complete_)
-    compositor_->setSurfaceReady();
+  initializeLayerTreeView();
+  if (compositor_)
+    compositor_->setRootLayer(root_layer);
 }
 
 WebKit::WebLayerTreeView* RenderWidget::layerTreeView() {
   return compositor_.get();
 }
 
 void RenderWidget::suppressCompositorScheduling(bool enable) {
   if (compositor_)
     compositor_->SetSuppressScheduleComposite(enable);
 }
@@ skipping 793 matching lines @@
 bool RenderWidget::WillHandleGestureEvent(
     const WebKit::WebGestureEvent& event) {
   return false;
 }
 
 bool RenderWidget::HasTouchEventHandlersAt(const gfx::Point& point) const {
   return true;
 }
 
 }  // namespace content