Plumb resize notifications around sky/shell

sky/shell/gpu/rasterizer.h

 // Copyright 2015 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 SKY_SHELL_GPU_RASTERIZER_H_
 #define SKY_SHELL_GPU_RASTERIZER_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "skia/ext/refptr.h"
+#include "sky/shell/gpu_delegate.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/native_widget_types.h"
 
 class SkPicture;
 
 namespace gfx {
 class GLContext;
 class GLShareGroup;
 class GLSurface;
 }
 
 namespace sky {
 namespace shell {
 class GaneshContext;
 class GaneshSurface;
 
-class Rasterizer {
+class Rasterizer : public GPUDelegate {
  public:
   explicit Rasterizer();
   ~Rasterizer();
 
   base::WeakPtr<Rasterizer> GetWeakPtr();
 
-  void Init(gfx::AcceleratedWidget widget);
+  void OnAcceleratedWidgetAvailable(gfx::AcceleratedWidget widget) override;
+  void OnDestroyed() override;

[eseidel, 2015/02/05 05:57:28]

Isn't the pattern typically OnGPUDestroyed() so that we don't collide when
things are both a GPUDelegate and a FooDelegate?

[abarth-chromium, 2015/02/05 06:16:23]

Good idea.

[abarth-chromium, 2015/02/05 06:16:23]

Good idea.

+
   void Draw(skia::RefPtr<SkPicture> picture);
 
  private:
   bool CreateGLContext();
   void EnsureGaneshSurface(const gfx::Size& size);
 
   scoped_refptr<gfx::GLShareGroup> share_group_;
   scoped_refptr<gfx::GLSurface> surface_;
   scoped_refptr<gfx::GLContext> context_;
 
   scoped_ptr<GaneshContext> ganesh_context_;
   scoped_ptr<GaneshSurface> ganesh_surface_;
 
   base::WeakPtrFactory<Rasterizer> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Rasterizer);
 };
 
 }  // namespace shell
 }  // namespace sky
 
 #endif  // SKY_SHELL_GPU_RASTERIZER_H_