Fixes moving fully occluded windows when the a11y keyboard shows.

ash/wm/workspace/workspace_layout_manager_unittest.cc

 // Copyright (c) 2012 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/workspace/workspace_layout_manager.h"
 
 #include <string>
 
 #include "ash/display/display_layout.h"
 #include "ash/display/display_manager.h"
@@ skipping 1121 matching lines @@
 
   gfx::Rect small_window_bound(50, 50, 100, 500);
   window->SetBounds(small_window_bound);
   EXPECT_EQ(small_window_bound.ToString(), window->bounds().ToString());
   ShowKeyboard();
   EXPECT_EQ(gfx::Rect(50, 0, 100, available_height).ToString(),
             window->bounds().ToString());
   HideKeyboard();
   EXPECT_EQ(small_window_bound.ToString(), window->bounds().ToString());
 
+  gfx::Rect occluded_window_bounds(50,
+      keyboard_bounds.y() + keyboard_bounds.height()/2, 50,
+      keyboard_bounds.height()/2);
+  window->SetBounds(occluded_window_bounds);
+  EXPECT_EQ(occluded_window_bounds.ToString(),
+      occluded_window_bounds.ToString());
+  ShowKeyboard();
+  EXPECT_EQ(gfx::Rect(50,
+                      keyboard_bounds.y() - keyboard_bounds.height()/2,
+                      occluded_window_bounds.width(),
+                      occluded_window_bounds.height()).ToString(),
+            window->bounds().ToString());
+  HideKeyboard();
+  EXPECT_EQ(occluded_window_bounds.ToString(), window->bounds().ToString());
+
   Blur(&text_input_client);
 }
 
 }  // namespace ash