Create system tray item for accessing chrome://slow

ash/system/tray/system_tray_delegate.h

Index: ash/system/tray/system_tray_delegate.h
diff --git a/ash/system/tray/system_tray_delegate.h b/ash/system/tray/system_tray_delegate.h
index 6c76b57966e1551f91725b593fa16b66558950c0..5d3d08f4c71647160a2e74c6fd626b87b3efad57 100644
--- a/ash/system/tray/system_tray_delegate.h
+++ b/ash/system/tray/system_tray_delegate.h
@@ -168,6 +168,9 @@ class SystemTrayDelegate {
   // Shows settings related to multiple displays.
   virtual void ShowDisplaySettings() = 0;
 
+  // Shows the page that lets you disable performance tracing.
+  virtual void ShowSlow() = 0;

[James Cook, 2013/08/09 20:06:02]

This seems like the name should be more descriptive, like
ShowPerformanceTracing() or ShowChromeSlow() or ShowAboutSlow() or some such.

[Zachary Kuznia, 2013/08/09 20:58:04]

Done.

+
   // Returns true if the notification for the display configuration change
   // should appear.
   virtual bool ShouldShowDisplayNotification() = 0;