added CTRL+Click and SHIFT+Click handler for context menu, Back and Forward.

chrome/browser/ui/toolbar/back_forward_menu_model.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 "build/build_config.h"
 
 #include "chrome/browser/ui/toolbar/back_forward_menu_model.h"
 
 #include "base/string_number_conversions.h"
+#include "chrome/browser/event_disposition.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/tab_contents/navigation_controller.h"
 #include "content/browser/tab_contents/navigation_entry.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/user_metrics.h"
 #include "grit/generated_resources.h"
@@ skipping 126 matching lines @@
 }
 
 ui::MenuModel* BackForwardMenuModel::GetSubmenuModelAt(int index) const {
   return NULL;
 }
 
 void BackForwardMenuModel::HighlightChangedTo(int index) {
 }
 
 void BackForwardMenuModel::ActivatedAt(int index) {
-  ActivatedAtWithDisposition(index, CURRENT_TAB);
+  ActivatedAtWithFlags(index, 0);
 }
 
-void BackForwardMenuModel::ActivatedAtWithDisposition(
-      int index, int disposition) {
+void BackForwardMenuModel::ActivatedAtWithFlags(int index, int flags) {
   DCHECK(!IsSeparator(index));
 
   // Execute the command for the last item: "Show Full History".
   if (index == GetItemCount() - 1) {
     UserMetrics::RecordComputedAction(BuildActionName("ShowFullHistory", -1));
     browser_->ShowSingletonTab(GURL(chrome::kChromeUIHistoryURL));
     return;
   }
 
   // Log whether it was a history or chapter click.
   if (index < GetHistoryItemCount()) {
     UserMetrics::RecordComputedAction(
         BuildActionName("HistoryClick", index));
   } else {
     UserMetrics::RecordComputedAction(
         BuildActionName("ChapterClick", index - GetHistoryItemCount() - 1));
   }
 
   int controller_index = MenuIndexToNavEntryIndex(index);
-  if (!browser_->NavigateToIndexWithDisposition(
-          controller_index, static_cast<WindowOpenDisposition>(disposition))) {
+  WindowOpenDisposition disposition = browser::DispositionFromEventFlags(flags);
+  if (!browser_->NavigateToIndexWithDisposition(controller_index, disposition))
     NOTREACHED();
-  }
 }
 
 void BackForwardMenuModel::MenuWillShow() {
   UserMetrics::RecordComputedAction(BuildActionName("Popup", -1));
   requested_favicons_.clear();
   load_consumer_.CancelAllRequests();
 }
 
 bool BackForwardMenuModel::IsSeparator(int index) const {
   int history_items = GetHistoryItemCount();
@@ skipping 253 matching lines @@
     metric_string += "ForwardMenu_";
   else
     metric_string += "BackMenu_";
   metric_string += action;
   if (index != -1) {
     // +1 is for historical reasons (indices used to start at 1).
     metric_string += base::IntToString(index + 1);
   }
   return metric_string;
 }