Adds views::corewm::WMState to install common state

chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h

Index: chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h
diff --git a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h
index d1e34fb5100f98a8aee91947ead9c5b05d050add..bb0a5733aab8b9bd7e89aaf33310ca5a6b683b98 100644
--- a/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h
+++ b/chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h
@@ -7,16 +7,30 @@
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chrome_browser_main_extra_parts.h"
 
+#if defined(USE_AURA)
+namespace views {
+namespace corewm {
+class WMState;
+}
+}
+#endif
+
 class ChromeBrowserMainExtraPartsViews : public ChromeBrowserMainExtraParts {
  public:
   ChromeBrowserMainExtraPartsViews();
+  virtual ~ChromeBrowserMainExtraPartsViews();
 
   // Overridden from ChromeBrowserMainExtraParts:
   virtual void ToolkitInitialized() OVERRIDE;
 
  private:
+#if defined(USE_AURA)
+  scoped_ptr<views::corewm::WMState> wm_state_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(ChromeBrowserMainExtraPartsViews);
 };