Add about:gpucrash

BUG=None
TEST=open a tab that uses the compositor. Open a second tab, go to about:gpucrash. Verify in the task manager that the gpu process is now gone.

Review URL: http://codereview.chromium.org/3424007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@59540 0039d316-1c4b-4281-b951-d872f2087c98

2 files changed, 9 insertions, 0 deletions

diff --git a/chrome/gpu/gpu_thread.cc b/chrome/gpu/gpu_thread.cc
index f1e5148..97cb5d1 100644
--- a/chrome/gpu/gpu_thread.cc
+++ b/chrome/gpu/gpu_thread.cc
@@ -89,6 +89,8 @@ void GpuThread::OnControlMessageReceived(const IPC::Message& msg) {
                         OnNewRenderWidgetHostView)
     IPC_MESSAGE_HANDLER(GpuMsg_CollectGraphicsInfo,
                         OnCollectGraphicsInfo)
+    IPC_MESSAGE_HANDLER(GpuMsg_Crash,
+                        OnCrash)
   IPC_END_MESSAGE_MAP_EX()
 }
 
@@ -160,3 +162,9 @@ void GpuThread::OnCollectGraphicsInfo() {
 
   Send(new GpuHostMsg_GraphicsInfoCollected(gpu_info));
 }
+
+void GpuThread::OnCrash() {
+  // Good bye, cruel world.
+  volatile int* it_s_the_end_of_the_world_as_we_know_it = NULL;
+  *it_s_the_end_of_the_world_as_we_know_it = 0xdead;
+}
diff --git a/chrome/gpu/gpu_thread.h b/chrome/gpu/gpu_thread.h
index fb23d7f..519b092 100644
--- a/chrome/gpu/gpu_thread.h
+++ b/chrome/gpu/gpu_thread.h
@@ -42,6 +42,7 @@ class GpuThread : public ChildThread {
   void OnEstablishChannel(int renderer_id);
   void OnSynchronize();
   void OnCollectGraphicsInfo();
+  void OnCrash();
   void OnNewRenderWidgetHostView(GpuNativeWindowHandle parent_window,
                                  int32 routing_id);