Re-land: ui: Move GLImage::BindTexImage fallback from GLImage implementations to GLES2CmdDecoder.

ui/gl/gl_image_shared_memory.h

Index: ui/gl/gl_image_shared_memory.h
diff --git a/ui/gl/gl_image_shared_memory.h b/ui/gl/gl_image_shared_memory.h
index 622eb3da174f141980fa2e2068aff1fcdffd85d9..2e6374b550b0f074bda6fd08409d355115a553d0 100644
--- a/ui/gl/gl_image_shared_memory.h
+++ b/ui/gl/gl_image_shared_memory.h
@@ -7,16 +7,21 @@
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory_handle.h"
+#include "ui/gfx/generic_shared_memory_id.h"
 #include "ui/gl/gl_image_memory.h"
 
+namespace base {
+class SharedMemory;
+}
+
 namespace gfx {
 
 class GL_EXPORT GLImageSharedMemory : public GLImageMemory {
  public:
-  GLImageSharedMemory(const gfx::Size& size, unsigned internalformat);
+  GLImageSharedMemory(const Size& size, unsigned internalformat);
 
   bool Initialize(const base::SharedMemoryHandle& handle,
-                  gfx::GenericSharedMemoryId shared_memory_id,
+                  GenericSharedMemoryId shared_memory_id,
                   BufferFormat format);
 
   // Overridden from GLImage: