Fix an issue that external protocol in subframes are not handled on Android

chrome/browser/prerender/prerender_browsertest.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 <deque>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 1038 matching lines @@
   }
   ExternalProtocolHandler::BlockState GetBlockState(
       const std::string& scheme) override {
     // Block everything and fail the test.
     ADD_FAILURE();
     return ExternalProtocolHandler::BLOCK;
   }
   void BlockRequest() override {}
   void RunExternalProtocolDialog(const GURL& url,
                                  int render_process_host_id,
-                                 int routing_id) override {
+                                 int routing_id,
+                                 ui::PageTransition page_transition,
+                                 bool has_user_gesture) override {
     NOTREACHED();
   }
   void LaunchUrlWithoutSecurityCheck(const GURL& url) override { NOTREACHED(); }
   void FinishedProcessingCheck() override { NOTREACHED(); }
 };
 
 base::FilePath GetTestPath(const std::string& file_name) {
   return ui_test_utils::GetTestFilePath(
       base::FilePath(FILE_PATH_LITERAL("prerender")),
       base::FilePath().AppendASCII(file_name));
@@ skipping 2983 matching lines @@
       browser()->tab_strip_model()->GetActiveWebContents();
   bool display_test_result = false;
   ASSERT_TRUE(content::ExecuteScriptAndExtractBool(web_contents,
                                                    "DidDisplayReallyPass()",
                                                    &display_test_result));
   ASSERT_TRUE(display_test_result);
 }
 #endif  // !defined(DISABLE_NACL)
 
 }  // namespace prerender