Fix gpu acceleration with --in-process-gpu

chrome/browser/browser_process_impl.cc

Index: chrome/browser/browser_process_impl.cc
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index 958f805d366558b7c2862123cf10dd49485b3bc8..f648641e6c482b13a4d3bc77cb10d7bb1408f0b3 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -70,6 +70,7 @@
 #include "content/browser/browser_thread.h"
 #include "content/browser/child_process_security_policy.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
+#include "content/browser/gpu/gpu_thread_host.h"
 #include "content/browser/plugin_service.h"
 #include "content/browser/renderer_host/render_process_host.h"
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
@@ -233,6 +234,10 @@ BrowserProcessImpl::~BrowserProcessImpl() {
   // Wait for removing plugin data to finish before shutting down the IO thread.
   WaitForPluginDataRemoverToFinish();
 
+  // Make sure the singleton gets destroyed. This cannot happen too late because
+  // of necessary cleanup.
+  GpuThreadHost::Destroy();
+
   // Destroying the GpuProcessHostUIShims on the UI thread posts a task to
   // delete related objects on the GPU thread. This must be done before
   // stopping the GPU thread. The GPU thread will close IPC channels to renderer