Tweaks to top controls behavior for fullscreen API support.

cc/input/top_controls_manager.cc

 // Copyright 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.
 
 #include "cc/input/top_controls_manager.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/time.h"
 #include "cc/animation/keyframed_animation_curve.h"
 #include "cc/animation/timing_function.h"
 #include "cc/input/top_controls_manager_client.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "ui/gfx/transform.h"
 #include "ui/gfx/vector2d_f.h"
 
 namespace cc {
 namespace {
 // These constants were chosen empirically for their visually pleasant behavior.
 // Contact tedchoc@chromium.org for questions about changing these values.
-const int64 kShowHideMaxDurationMs = 175;
+const int64 kShowHideMaxDurationMs = 200;
 }
 
 // static
 scoped_ptr<TopControlsManager> TopControlsManager::Create(
     TopControlsManagerClient* client,
     float top_controls_height,
     float top_controls_show_threshold,
     float top_controls_hide_threshold) {
   return make_scoped_ptr(new TopControlsManager(client,
                                                 top_controls_height,
@@ skipping 171 matching lines @@
 
   if ((animation_direction_ == SHOWING_CONTROLS && new_offset >= 0) ||
       (animation_direction_ == HIDING_CONTROLS
           && new_offset <= -top_controls_height_)) {
     return true;
   }
   return false;
 }
 
 }  // namespace cc