Expose WebGL extension WEBGL_debug_renderer_info to Google domains

chrome/common/render_messages.h

Index: chrome/common/render_messages.h
diff --git a/chrome/common/render_messages.h b/chrome/common/render_messages.h
index 090cad7e102a73c4fb5406df25d3fd0889b65e2d..1eb89e4040ee5f54e601839393951c85469c5393 100644
--- a/chrome/common/render_messages.h
+++ b/chrome/common/render_messages.h
@@ -634,6 +634,12 @@ IPC_SYNC_MESSAGE_ROUTED1_1(ChromeViewHostMsg_CanTriggerClipboardWrite,
                            GURL /* origin */,
                            bool /* allowed */)
 
+// Sent by the renderer to check if a URL has permission to access WebGL
+// extension WEBGL_debug_renderer_info.
+IPC_SYNC_MESSAGE_ROUTED1_1(ChromeViewHostMsg_IsWebGLDebugRendererInfoAllowed,
+                           GURL /* origin */,
+                           bool /* allowed */)
+
 // Sent when the renderer was prevented from displaying insecure content in
 // a secure page by a security policy.  The page may appear incomplete.
 IPC_MESSAGE_ROUTED0(ChromeViewHostMsg_DidBlockDisplayingInsecureContent)