DeviceOrientation API on ChromeOS

ash/shell.h

Index: ash/shell.h
diff --git a/ash/shell.h b/ash/shell.h
index 028609705d7405ce3e6579a25f3444abdb95d0a9..7132df8bef625207db976d2600577bdaf858b418 100644
--- a/ash/shell.h
+++ b/ash/shell.h
@@ -120,6 +120,7 @@ class ScopedTargetRootWindow;
 class ScreenAsh;
 class ScreenOrientationDelegate;
 class ScreenPositionController;
+class SensorManagerDelegateChromeOS;
 class SessionStateDelegate;
 class Shelf;
 class ShelfDelegate;
@@ -733,6 +734,9 @@ class ASH_EXPORT Shell : public SystemModalContainerEventFilterDelegate,
   // Listens for output changes and updates the display manager.
   scoped_ptr<DisplayChangeObserver> display_change_observer_;
 
+  // Listens for accelerometer events to update the content shell.
+  scoped_ptr<SensorManagerDelegateChromeOS> sensor_manager_delegate_;
+
   // Implements content::ScreenOrientationDelegate for ChromeOS
   scoped_ptr<ScreenOrientationDelegate> screen_orientation_delegate_;