Fix context sharing between channels to be order-independent.

content/browser/gpu/gpu_process_host.h

Index: content/browser/gpu/gpu_process_host.h
diff --git a/content/browser/gpu/gpu_process_host.h b/content/browser/gpu/gpu_process_host.h
index 67b6fed9895d1f32a2fbc55c180dd36a089174b9..5a564c982d5ebb165a65ecb812ce0b24f4f1f6e6 100644
--- a/content/browser/gpu/gpu_process_host.h
+++ b/content/browser/gpu/gpu_process_host.h
@@ -68,7 +68,7 @@ class GpuProcessHost : public content::BrowserChildProcessHostDelegate,
   // client. Once the GPU process responds asynchronously with the IPC handle
   // and GPUInfo, we call the callback.
   void EstablishGpuChannel(int client_id,
-                           int share_client_id,
+                           bool share_context,
                            const EstablishChannelCallback& callback);
 
   // Tells the GPU process to create a new command buffer that draws into the