[Web Intents] Basic location bar UI for window disposition picker affordance.

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.mm

 // Copyright (c) 2012 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.
 
 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
 #include "base/string_util.h"
@@ skipping 217 matching lines @@
   DeletePageActionDecorations();
   Layout();
   if (page_action_decorations_.size() != count_before) {
     content::NotificationService::current()->Notify(
         chrome::NOTIFICATION_EXTENSION_PAGE_ACTION_COUNT_CHANGED,
         content::Source<LocationBar>(this),
         content::NotificationService::NoDetails());
   }
 }
 
+void LocationBarViewMac::UpdateWebIntentsButton() {
+  // TODO(gbillock): Implement web intents tool for mac
+}
+
 void LocationBarViewMac::SaveStateToContents(WebContents* contents) {
   // TODO(shess): Why SaveStateToContents vs SaveStateToTab?
   omnibox_view_->SaveStateToTab(contents);
 }
 
 void LocationBarViewMac::Update(const WebContents* contents,
                                 bool should_restore_state) {
   bool star_enabled = IsStarEnabled();
   command_updater_->UpdateCommandEnabled(IDC_BOOKMARK_PAGE, star_enabled);
   star_decoration_->SetVisible(star_enabled);
@@ skipping 478 matching lines @@
 void LocationBarViewMac::UpdateChromeToMobileEnabled() {
   if (!chrome_to_mobile_decoration_.get())
     return;
 
   DCHECK(ChromeToMobileService::IsChromeToMobileEnabled());
   bool enabled = [field_ isEditable] && !toolbar_model_->input_in_progress() &&
       ChromeToMobileServiceFactory::GetForProfile(profile_)->HasMobiles();
   chrome_to_mobile_decoration_->SetVisible(enabled);
   command_updater_->UpdateCommandEnabled(IDC_CHROME_TO_MOBILE_PAGE, enabled);
 }