Fix animation distance.

ui/keyboard/keyboard_controller.h

 // Copyright (c) 2013 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.
 
 #ifndef UI_KEYBOARD_KEYBOARD_CONTROLLER_H_
 #define UI_KEYBOARD_KEYBOARD_CONTROLLER_H_
 
 #include "base/basictypes.h"
 #include "base/event_types.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 13 matching lines @@
 class TextInputClient;
 }
 
 namespace keyboard {
 
 class CallbackAnimationObserver;
 class WindowBoundsChangeObserver;
 class KeyboardControllerObserver;
 class KeyboardControllerProxy;
 
+// Animation distance.
+const int kAnimationDistance = 30;
+
 // Provides control of the virtual keyboard, including providing a container
 // and controlling visibility.
 class KEYBOARD_EXPORT KeyboardController : public ui::InputMethodObserver,
                                            public aura::WindowObserver {
  public:
   // Different ways to hide the keyboard.
   enum HideReason {
     // System initiated.
     HIDE_REASON_AUTOMATIC,
     // User initiated.
@@ skipping 122 matching lines @@
   gfx::Rect current_keyboard_bounds_;
 
   static KeyboardController* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(KeyboardController);
 };
 
 }  // namespace keyboard
 
 #endif  // UI_KEYBOARD_KEYBOARD_CONTROLLER_H_