Remove stops_event_propagation from Window, since it's broken.

chrome/test/base/view_event_test_base.cc

Index: chrome/test/base/view_event_test_base.cc
===================================================================
--- chrome/test/base/view_event_test_base.cc	(revision 128508)
+++ chrome/test/base/view_event_test_base.cc	(working copy)
@@ -17,6 +17,7 @@
 
 #if defined(USE_AURA)
 #include "ash/shell.h"
+#include "ui/aura/client/event_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
 #endif
@@ -81,6 +82,10 @@
   ui::CompositorTestSupport::Initialize();
 #if defined(USE_AURA)
   ash::Shell::CreateInstance(NULL);
+  // The shell runs with a locked screen in tests, so we must clear the event
+  // client so it doesn't interfere with event propagation.
+  aura::client::SetEventClient(ash::Shell::GetInstance()->GetRootWindow(),
+                               NULL);
 #endif
   window_ = views::Widget::CreateWindow(this);
 }