Disambiguate OnMouseCaptureLost from OnMouseReleased, etc.

chrome/browser/ui/views/tabs/base_tab_strip.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/views/tabs/base_tab_strip.h"
 
 #include "base/logging.h"
 #include "chrome/browser/ui/title_prefix_matcher.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/browser/ui/views/tabs/dragged_tab_controller.h"
@@ skipping 389 matching lines @@
 bool BaseTabStrip::CanDrop(const ui::OSExchangeData& data) {
   return IsVisible() && !IsAnimating();
 }
 
 bool BaseTabStrip::OnMouseDragged(const views::MouseEvent&  event) {
   if (drag_controller_.get())
     drag_controller_->Drag();
   return true;
 }
 
-void BaseTabStrip::OnMouseReleased(const views::MouseEvent& event,
-                                   bool canceled) {
-  EndDrag(canceled);
+void BaseTabStrip::OnMouseReleased(const views::MouseEvent& event) {
+  EndDrag(false);
+}
+
+void BaseTabStrip::OnMouseCaptureLost() {
+  EndDrag(true);
 }
 
 void BaseTabStrip::StartMoveTabAnimation() {
   PrepareForAnimation();
   GenerateIdealBounds();
   AnimateToIdealBounds();
 }
 
 void BaseTabStrip::StartRemoveTabAnimation(int model_index) {
   PrepareForAnimation();
@@ skipping 161 matching lines @@
     // Animate the view back to its correct position.
     GenerateIdealBounds();
     AnimateToIdealBounds();
   }
   bounds_animator_.AnimateViewTo(tab, ideal_bounds(TabIndexOfTab(tab)));
   // Install a delegate to reset the dragging state when done. We have to leave
   // dragging true for the tab otherwise it'll draw beneath the new tab button.
   bounds_animator_.SetAnimationDelegate(
       tab, new ResetDraggingStateDelegate(tab), true);
 }