Kill animations on screen rotation.

ash/wm/maximize_mode/maximize_mode_window_state.cc

Index: ash/wm/maximize_mode/maximize_mode_window_state.cc
diff --git a/ash/wm/maximize_mode/maximize_mode_window_state.cc b/ash/wm/maximize_mode/maximize_mode_window_state.cc
index 5c6623b7716e40f0ac718c6114fec8e8e8e72436..e30c4b1878a05804808da4e901fbfcb4a0913d9e 100644
--- a/ash/wm/maximize_mode/maximize_mode_window_state.cc
+++ b/ash/wm/maximize_mode/maximize_mode_window_state.cc
@@ -176,10 +176,14 @@ void MaximizeModeWindowState::OnWMEvent(wm::WindowState* window_state,
       }
       break;
     case wm::WM_EVENT_WORKAREA_BOUNDS_CHANGED:
-    case wm::WM_EVENT_DISPLAY_BOUNDS_CHANGED:
       if (current_state_type_ != wm::WINDOW_STATE_TYPE_MINIMIZED)
         UpdateBounds(window_state, true);
       break;
+    case wm::WM_EVENT_DISPLAY_BOUNDS_CHANGED:
+      // Don't animate on a screen rotation - just snap to new size.
+      if (current_state_type_ != wm::WINDOW_STATE_TYPE_MINIMIZED)
+        UpdateBounds(window_state, false);
+      break;
   }
 }