cc: switch to new WebLayerTreeViewClient API for requesting font atlas

ui/compositor/compositor.h

 // 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.
 
 #ifndef UI_COMPOSITOR_COMPOSITOR_H_
 #define UI_COMPOSITOR_COMPOSITOR_H_
 
 #include "base/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
+#include "cc/font_atlas.h"
 #include "cc/layer_tree_host_client.h"
 #include "ui/compositor/compositor_export.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/size.h"
 #include "ui/gfx/transform.h"
 #include "ui/gl/gl_share_group.h"
 
 class SkBitmap;
 
 namespace cc {
+class FontAtlas;
 class Layer;
 class LayerTreeHost;
 }
 
 namespace gfx {
 class GLContext;
 class GLSurface;
 class GLShareGroup;
 class Point;
 class Rect;
@@ skipping 219 matching lines @@
                                    float pageScale) OVERRIDE;
   virtual scoped_ptr<WebKit::WebCompositorOutputSurface>
       createOutputSurface() OVERRIDE;
   virtual void didRecreateOutputSurface(bool success) OVERRIDE;
   virtual scoped_ptr<cc::InputHandler> createInputHandler() OVERRIDE;
   virtual void willCommit() OVERRIDE;
   virtual void didCommit() OVERRIDE;
   virtual void didCommitAndDrawFrame() OVERRIDE;
   virtual void didCompleteSwapBuffers() OVERRIDE;
   virtual void scheduleComposite() OVERRIDE;
+  virtual scoped_ptr<cc::FontAtlas> createFontAtlas() OVERRIDE;
 
 
   int last_started_frame() { return last_started_frame_; }
   int last_ended_frame() { return last_ended_frame_; }
 
   bool IsLocked() { return compositor_lock_ != NULL; }
 
  private:
   friend class base::RefCounted<Compositor>;
   friend class CompositorLock;
@@ skipping 32 matching lines @@
   bool disable_schedule_composite_;
 
   CompositorLock* compositor_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(Compositor);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_COMPOSITOR_H_