content gpu refactor: get rid of gpu related content switches.

content/common/gpu/media/gpu_video_encode_accelerator.h

Index: content/common/gpu/media/gpu_video_encode_accelerator.h
diff --git a/content/common/gpu/media/gpu_video_encode_accelerator.h b/content/common/gpu/media/gpu_video_encode_accelerator.h
index f2998610f9a0a81f1099b981558881b95e785aac..27081b6c9279e23b50c1d106700acec0557cc7ac 100644
--- a/content/common/gpu/media/gpu_video_encode_accelerator.h
+++ b/content/common/gpu/media/gpu_video_encode_accelerator.h
@@ -26,6 +26,10 @@ namespace base {
 class SharedMemory;
 }  // namespace base
 
+namespace gpu {
+struct GpuPreferences;
+}  // namespace gpu
+
 namespace content {
 
 // This class encapsulates the GPU process view of a VideoEncodeAccelerator,
@@ -64,17 +68,25 @@ class GpuVideoEncodeAccelerator
   // Static query for supported profiles.  This query calls the appropriate
   // platform-specific version. The returned supported profiles vector will
   // not contain duplicates.
-  static gpu::VideoEncodeAcceleratorSupportedProfiles GetSupportedProfiles();
+  static gpu::VideoEncodeAcceleratorSupportedProfiles GetSupportedProfiles(
+      const gpu::GpuPreferences& gpu_preferences);
 
  private:
   typedef scoped_ptr<media::VideoEncodeAccelerator>(*CreateVEAFp)();
 
   // Return a set of VEA Create function pointers applicable to the current
   // platform.
-  static std::vector<CreateVEAFp> CreateVEAFps();
+  static std::vector<CreateVEAFp> CreateVEAFps(
+      const gpu::GpuPreferences& gpu_preferences);
+#if defined(OS_CHROMEOS) && defined(USE_V4L2_CODEC)
   static scoped_ptr<media::VideoEncodeAccelerator> CreateV4L2VEA();
+#endif
+#if defined(OS_CHROMEOS) && defined(ARCH_CPU_X86_FAMILY)
   static scoped_ptr<media::VideoEncodeAccelerator> CreateVaapiVEA();
+#endif
+#if defined(OS_ANDROID) && defined(ENABLE_WEBRTC)
   static scoped_ptr<media::VideoEncodeAccelerator> CreateAndroidVEA();
+#endif
 
   // IPC handlers, proxying media::VideoEncodeAccelerator for the renderer
   // process.