Add calls to inform gpu of browser window count

content/browser/gpu/gpu_process_host.cc

Index: content/browser/gpu/gpu_process_host.cc
diff --git a/content/browser/gpu/gpu_process_host.cc b/content/browser/gpu/gpu_process_host.cc
index 481be2d271fca8d8b50d4eb56b53804bb7e17210..4f0dd14b552ebb86cd82c5dc81e9640f1051ee28 100644
--- a/content/browser/gpu/gpu_process_host.cc
+++ b/content/browser/gpu/gpu_process_host.cc
@@ -446,7 +446,10 @@ bool GpuProcessHost::Init() {
     return false;
   }
 
-  return Send(new GpuMsg_Initialize());
+  if (!Send(new GpuMsg_Initialize()))
+    return false;
+
+  return Send(new GpuMsg_SetVideoMemoryWindowCount(0));

[piman, 2012/10/03 20:12:05]

You most likely want the correct window count here.
Consider the case where you have several windows open and you navigate to a page
that is the first one to turn on compositing. You'll want accurate data at that
point. Also after a GPU process crash.

[DaveMoore, 2012/10/03 21:26:54]

Bork.
Done.
On 2012/10/03 20:12:05, piman wrote:

 }
 
 void GpuProcessHost::RouteOnUIThread(const IPC::Message& message) {