cc: Add flag to specify to ResourceProvider to always use GMBs

content/browser/gpu/compositor_util.h

Index: content/browser/gpu/compositor_util.h
diff --git a/content/browser/gpu/compositor_util.h b/content/browser/gpu/compositor_util.h
index 82cd77868a4d7e4cfc0c42619106da38d056de8a..1dc495a7758c04c69d997db43cfdcd42202a7835 100644
--- a/content/browser/gpu/compositor_util.h
+++ b/content/browser/gpu/compositor_util.h
@@ -24,6 +24,9 @@ CONTENT_EXPORT bool IsZeroCopyUploadEnabled();
 // Returns true if a partial raster is on (via flags).
 CONTENT_EXPORT bool IsPartialRasterEnabled();
 
+// Returns true if all compositor resources should use GPU memory buffers.
+CONTENT_EXPORT bool IsGpuMemoryBufferCompositorResourcesEnabled();
+
 // Returns true if gpu rasterization is on (via flags) for the renderer.
 CONTENT_EXPORT bool IsGpuRasterizationEnabled();