Block keyboard and mouse input when maximize mode is activated by accelerometer.

ash/wm/maximize_mode/maximize_mode_controller.h

Index: ash/wm/maximize_mode/maximize_mode_controller.h
diff --git a/ash/wm/maximize_mode/maximize_mode_controller.h b/ash/wm/maximize_mode/maximize_mode_controller.h
index 0ef1b9f6e7e668b92de0e4318e1742458188c760..3da768a96e3060639c344f9c780382ff78b9a7b2 100644
--- a/ash/wm/maximize_mode/maximize_mode_controller.h
+++ b/ash/wm/maximize_mode/maximize_mode_controller.h
@@ -7,6 +7,11 @@
 
 #include "ash/accelerometer/accelerometer_observer.h"
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+
+namespace ui {
+class EventHandler;
+}
 
 namespace ash {
 
@@ -30,6 +35,10 @@ class MaximizeModeController : public AccelerometerObserver {
   // screen.
   void HandleScreenRotation(const gfx::Vector3dF& lid);
 
+  // An event handler which traps mouse and keyboard events while maximize
+  // mode is engaged.
+  scoped_ptr<ui::EventHandler> event_handler_;
+
   DISALLOW_COPY_AND_ASSIGN(MaximizeModeController);
 };