Revert 268794 "Lock Rotation when screen is manually rotated"

trunk/src/ash/wm/maximize_mode/maximize_mode_controller.h

Index: trunk/src/ash/wm/maximize_mode/maximize_mode_controller.h
===================================================================
--- trunk/src/ash/wm/maximize_mode/maximize_mode_controller.h	(revision 269259)
+++ trunk/src/ash/wm/maximize_mode/maximize_mode_controller.h	(working copy)
@@ -48,14 +48,6 @@
   // screen.
   void HandleScreenRotation(const gfx::Vector3dF& lid);
 
-  // Enables MaximizeModeWindowManager, and determines the current state of
-  // rotation lock.
-  void EnterMaximizeMode();
-
-  // Removes MaximizeModeWindowManager and resets the display rotation if there
-  // is no rotation lock.
-  void LeaveMaximizeMode();
-
   // An event handler which traps mouse and keyboard events while maximize
   // mode is engaged.
   scoped_ptr<MaximizeModeEventBlocker> event_blocker_;