Reland: Introduce GpuVideoDecodeAcceleratorFactory.

content/common/gpu/media/rendering_helper.cc

Index: content/common/gpu/media/rendering_helper.cc
diff --git a/content/common/gpu/media/rendering_helper.cc b/content/common/gpu/media/rendering_helper.cc
index 85bfe0a840d651e9101cde47bbba1fc4eabd8783..b3bde44919047c42233976d7c63820a753885612 100644
--- a/content/common/gpu/media/rendering_helper.cc
+++ b/content/common/gpu/media/rendering_helper.cc
@@ -665,12 +665,8 @@ void RenderingHelper::DeleteTexture(uint32_t texture_id) {
   CHECK_EQ(static_cast<int>(glGetError()), GL_NO_ERROR);
 }
 
-scoped_refptr<gfx::GLContext> RenderingHelper::GetGLContext() {
-  return gl_context_;
-}
-
-void* RenderingHelper::GetGLContextHandle() {
-  return gl_context_->GetHandle();
+gfx::GLContext* RenderingHelper::GetGLContext() {
+  return gl_context_.get();
 }
 
 void* RenderingHelper::GetGLDisplay() {