Kill animations on screen rotation.

ash/wm/maximize_mode/maximize_mode_window_state.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/wm/maximize_mode/maximize_mode_window_state.h"
 
 #include "ash/display/display_controller.h"
 #include "ash/screen_util.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 158 matching lines @@
     case wm::WM_EVENT_ADDED_TO_WORKSPACE:
       if (current_state_type_ != wm::WINDOW_STATE_TYPE_MAXIMIZED &&
           current_state_type_ != wm::WINDOW_STATE_TYPE_FULLSCREEN &&
           current_state_type_ != wm::WINDOW_STATE_TYPE_MINIMIZED) {
         wm::WindowStateType new_state =
             GetMaximizedOrCenteredWindowType(window_state);
         UpdateWindow(window_state, new_state, true);
       }
       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;
   }
 }
 
 wm::WindowStateType MaximizeModeWindowState::GetType() const {
   return current_state_type_;
 }
 
 void MaximizeModeWindowState::AttachState(
     wm::WindowState* window_state,
     wm::WindowState::State* previous_state) {
@@ skipping 97 matching lines @@
       // avoid flashing.
       if (window_state->IsMaximized())
         window_state->SetBoundsDirectCrossFade(bounds_in_parent);
       else
         window_state->SetBoundsDirectAnimated(bounds_in_parent);
     }
   }
 }
 
 }  // namespace ash