Add an external protocol dialog for ARC

chrome/browser/chromeos/external_protocol_dialog.cc

 // 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.
 
 #include "chrome/browser/chromeos/external_protocol_dialog.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/chromeos/arc/arc_external_protocol_dialog.h"
 #include "chrome/browser/external_protocol/external_protocol_handler.h"
 #include "chrome/browser/tab_contents/tab_util.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/text_elider.h"
 #include "ui/views/controls/message_box_view.h"
 #include "ui/views/widget/widget.h"
 #include "url/gurl.h"
 
 using content::WebContents;
 
 namespace {
 
 const int kMessageWidth = 400;
 
 }  // namespace
 
 ///////////////////////////////////////////////////////////////////////////////
 // ExternalProtocolHandler
 
 // static
 void ExternalProtocolHandler::RunExternalProtocolDialog(
     const GURL& url,
     int render_process_host_id,
     int routing_id,
     ui::PageTransition page_transition,
     bool has_user_gesture) {
+  // First, check if ARC version of the dialog is available and run ARC version
+  // when possible.
+  if (arc::RunArcExternalProtocolDialog(url, render_process_host_id, routing_id,
+                                        page_transition, has_user_gesture)) {
+    return;
+  }
   WebContents* web_contents = tab_util::GetWebContentsByID(
       render_process_host_id, routing_id);
   new ExternalProtocolDialog(web_contents, url);
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // ExternalProtocolDialog
 
 ExternalProtocolDialog::~ExternalProtocolDialog() {
 }
@@ skipping 62 matching lines @@
 
   gfx::NativeWindow parent_window;
   if (web_contents) {
     parent_window = web_contents->GetTopLevelNativeWindow();
   } else {
     // Dialog is top level if we don't have a web_contents associated with us.
     parent_window = NULL;
   }
   views::DialogDelegate::CreateDialogWidget(this, NULL, parent_window)->Show();
 }