Separate SwipeRefreshHandler and ContentViewCore

ui/android/overscroll_refresh.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 "ui/android/overscroll_refresh.h"
 
 #include "base/logging.h"
+#include "ui/android/overscroll_refresh_handler.h"
 
 namespace ui {
 namespace {
 
 // Experimentally determined constant used to allow activation even if touch
 // release results in a small upward fling (quite common during a slow scroll).
 const float kMinFlingVelocityForActivation = -500.f;
 
 }  // namespace
 
@@ skipping 77 matching lines @@
   overflow_y_hidden_ = root_overflow_y_hidden;
 }
 
 void OverscrollRefresh::Release(bool allow_refresh) {
   if (scroll_consumption_state_ == ENABLED)
     handler_->PullRelease(allow_refresh);
   scroll_consumption_state_ = DISABLED;
 }
 
 }  // namespace ui