gpu: Remove Create/DeleteImage IPC by adding an X11_PIXMAP_BUFFER GpuMemoryBuffer type.

content/common/gpu/gpu_channel.cc

Index: content/common/gpu/gpu_channel.cc
diff --git a/content/common/gpu/gpu_channel.cc b/content/common/gpu/gpu_channel.cc
index 6262ed5e071c478ebf16be0d95bac09b16e175de..7a90379476c9716e7e38e65b1f1ba9e5177b9879 100644
--- a/content/common/gpu/gpu_channel.cc
+++ b/content/common/gpu/gpu_channel.cc
@@ -578,28 +578,29 @@ GpuCommandBufferStub* GpuChannel::LookupCommandBuffer(int32 route_id) {
   return stubs_.Lookup(route_id);
 }
 
-void GpuChannel::CreateImage(
-    gfx::PluginWindowHandle window,
-    int32 image_id,
-    gfx::Size* size) {
+bool GpuChannel::CreateImage(
+    const gfx::GpuMemoryBufferHandle& handle,
+    const gfx::Size& size,
+    unsigned internalformat,
+    int32 image_id) {
   TRACE_EVENT1("gpu",
                "GpuChannel::CreateImage",
                "image_id",
                image_id);
 
-  *size = gfx::Size();
-
   if (image_manager_->LookupImage(image_id)) {
     LOG(ERROR) << "CreateImage failed, image_id already in use.";
-    return;
+    return false;
   }
 
-  scoped_refptr<gfx::GLImage> image = gfx::GLImage::CreateGLImage(window);
+  scoped_refptr<gfx::GLImage> image =
+      gfx::GLImage::CreateGLImageForGpuMemoryBuffer(
+          handle, size, internalformat);
   if (!image.get())
-    return;
+    return false;
 
   image_manager_->AddImage(image.get(), image_id);
-  *size = image->GetSize();
+  return true;
 }
 
 void GpuChannel::DeleteImage(int32 image_id) {