Open the WrenchMenu on mouseover when dragging a browser action

chrome/browser/ui/views/toolbar/browser_actions_container.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 "chrome/browser/ui/views/toolbar/browser_actions_container.h"
 
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 355 matching lines @@
       view->SetVisible(x + icon_width <= max_x);
       if (view->visible())
         view->SetBounds(x, 0, icon_width, IconHeight());
     }
   }
 }
 
 bool BrowserActionsContainer::GetDropFormats(
     int* formats,
     std::set<OSExchangeData::CustomFormat>* custom_formats) {
-  custom_formats->insert(BrowserActionDragData::GetBrowserActionCustomFormat());
-
-  return true;
+  return BrowserActionDragData::GetDropFormats(formats, custom_formats);
 }
 
 bool BrowserActionsContainer::AreDropTypesRequired() {
-  return true;
+  return BrowserActionDragData::AreDropTypesRequired();
 }
 
 bool BrowserActionsContainer::CanDrop(const OSExchangeData& data) {
-  BrowserActionDragData drop_data;
-  return drop_data.Read(data) ? drop_data.IsFromProfile(profile_) : false;
+  return BrowserActionDragData::CanDrop(data, profile_);
 }
 
 void BrowserActionsContainer::OnDragEntered(
     const ui::DropTargetEvent& event) {
 }
 
 int BrowserActionsContainer::OnDragUpdated(
     const ui::DropTargetEvent& event) {
   // First check if we are above the chevron (overflow) menu.
   if (GetEventHandlerForPoint(event.location()) == chevron_) {
@@ skipping 94 matching lines @@
   if (i > data.index())
     --i;
 
   if (profile_->IsOffTheRecord())
     i = model_->IncognitoIndexToOriginal(i);
 
   model_->MoveBrowserAction(
       browser_action_views_[data.index()]->button()->extension(), i);
 
   OnDragExited();  // Perform clean up after dragging.
+  FOR_EACH_OBSERVER(BrowserActionsContainerObserver,
+                    observers_,
+                    OnBrowserActionDropped());
   return ui::DragDropTypes::DRAG_MOVE;
 }
 
 void BrowserActionsContainer::GetAccessibleState(
     ui::AXViewState* state) {
   state->role = ui::AX_ROLE_GROUP;
   state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_EXTENSIONS);
 }
 
 void BrowserActionsContainer::OnMenuButtonClicked(views::View* source,
@@ skipping 543 matching lines @@
                                      views::BubbleBorder::TOP_RIGHT,
                                      show_action);
   popup_->GetWidget()->AddObserver(this);
   popup_button_ = button;
 
   // Only set button as pushed if it was triggered by a user click.
   if (should_grant)
     popup_button_->SetButtonPushed();
   return true;
 }