Changed Blimp client to start with white screen before drawing contents

blimp/client/app/android/blimp_compositor_manager_android.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 BLIMP_CLIENT_APP_ANDROID_BLIMP_COMPOSITOR_MANAGER_ANDROID_H_
 #define BLIMP_CLIENT_APP_ANDROID_BLIMP_COMPOSITOR_MANAGER_ANDROID_H_
 
 #include "base/android/jni_android.h"
 #include "base/macros.h"
+#include "blimp/client/app/android/blimp_view.h"
 #include "blimp/client/feature/compositor/blimp_compositor_manager.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 class Thread;
 }
 
 namespace cc {
@@ skipping 12 matching lines @@
   // |real_size| is the total display area including system decorations (see
   // android.view.Display.getRealSize()).  |size| is the total display
   // area not including system decorations (see android.view.Display.getSize()).
   static std::unique_ptr<BlimpCompositorManagerAndroid> Create(
       const gfx::Size& real_size,
       const gfx::Size& size,
       RenderWidgetFeature* render_widget_feature);
 
   ~BlimpCompositorManagerAndroid() override;
 
+  void SetBlimpView(BlimpView* view) { blimp_view_ = view; }
+
  protected:
   // |size| is the size of the display.  |real_size_supported| determines
   // whether or not this size is the real display size or the display size
   // not including the system decorations.  |dp_to_px| is the scale factor that
   // is required to convert from dp (device pixels) to px.
   BlimpCompositorManagerAndroid(const gfx::Size& size,
                          bool real_size_supported,
                          RenderWidgetFeature* render_widget_feature);
 
   // BlimpCompositor implementation.
   void GenerateLayerTreeSettings(cc::LayerTreeSettings* settings) override;
 
  private:
+  void DidCompleteSwapBuffers() override;
+
   // Used to determine tile size for the compositor's rastered tiles. For a
   // device of width X height |portrait_width_| will be min(width, height) and
   // |landscape_width_| will be max(width, height).
   int portrait_width_;
   int landscape_width_;
 
   // True if the |portrait_width_| and |landscape_width_| represent the device's
   // physical dimensions, including any area occupied by system decorations.
   bool real_size_supported_;
 
+  // Used to notify the BlimpView when compositor starts drawing to the screen.
+  BlimpView* blimp_view_;

[Khushal, 2016/04/28 03:32:26]

I would suggest informing the BlimpView using a client interface instead.

[shaktisahu, 2016/04/28 21:38:15]

Done.

+
   DISALLOW_COPY_AND_ASSIGN(BlimpCompositorManagerAndroid);
 };
 
 }  // namespace client
 }  // namespace blimp
 
 #endif  // BLIMP_CLIENT_APP_ANDROID_BLIMP_COMPOSITOR_MANAGER_ANDROID_H_