cc: Partial draw without partial swap support.

components/display_compositor/buffer_queue.h

 // Copyright 2014 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 COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_
 #define COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_
 
 #include <stddef.h>
 
 #include <deque>
@@ skipping 36 matching lines @@
               uint32_t internal_format,
               gfx::BufferFormat format,
               GLHelper* gl_helper,
               gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager,
               gpu::SurfaceHandle surface_handle);
   virtual ~BufferQueue();
 
   void Initialize();
 
   void BindFramebuffer();
+  bool CanPartialDraw(const gfx::Rect& damage);
   void SwapBuffers(const gfx::Rect& damage);
   void PageFlipComplete();
   void Reshape(const gfx::Size& size,
                float scale_factor,
                const gfx::ColorSpace& color_space,
                bool use_stencil);
 
   void RecreateBuffers();
 
   uint32_t current_texture_id() const {
@@ skipping 63 matching lines @@
   GLHelper* gl_helper_;
   gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager_;
   gpu::SurfaceHandle surface_handle_;
 
   DISALLOW_COPY_AND_ASSIGN(BufferQueue);
 };
 
 }  // namespace display_compositor
 
 #endif  // COMPONENTS_DISPLAY_COMPOSITOR_BUFFER_QUEUE_H_