Infrastructure for temportarily relinquishing GPU resources.

ui/gl/gl_surface_egl.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_GL_GL_SURFACE_EGL_H_
 #define UI_GL_GL_SURFACE_EGL_H_
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
@@ skipping 27 matching lines @@
   // These aren't particularly tied to surfaces, but since we already
   // have the static InitializeOneOff here, it's easiest to reuse its
   // initialization guards.
   static const char* GetEGLExtensions();
   static bool HasEGLExtension(const char* name);
   static bool IsCreateContextRobustnessSupported();
   static bool IsEGLSurfacelessContextSupported();
 
  protected:
   ~GLSurfaceEGL() override;
+  static void Deinitialize();
 
  private:
 #if defined(OS_WIN)
   static EGLDisplay GetPlatformDisplay(EGLNativeDisplayType native_display);
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(GLSurfaceEGL);
 };
 
 // Encapsulates an EGL surface bound to a view.
@@ skipping 17 matching lines @@
 
   // Create a NativeViewGLSurfaceEGL with an externally provided VSyncProvider.
   // Takes ownership of the VSyncProvider.
   virtual bool Initialize(scoped_ptr<VSyncProvider> sync_provider);
 
  protected:
   ~NativeViewGLSurfaceEGL() override;
 
   EGLNativeWindowType window_;
 
-  virtual void SetSwapInterval(int interval) override;
+  void SetSwapInterval(int interval) override;
 
  private:
   EGLSurface surface_;
   bool supports_post_sub_buffer_;
   EGLConfig config_;
   gfx::Size size_;
 
   scoped_ptr<VSyncProvider> vsync_provider_;
 
   int swap_interval_;
@@ skipping 52 matching lines @@
   ~SurfacelessEGL() override;
 
  private:
   gfx::Size size_;
   DISALLOW_COPY_AND_ASSIGN(SurfacelessEGL);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GL_GL_SURFACE_EGL_H_