Move allocate instance id to chrome/.

chrome/browser/extensions/api/webview/webview_api.cc

 // Copyright (c) 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/extensions/api/webview/webview_api.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/api/browsing_data/browsing_data_api.h"
 #include "chrome/browser/extensions/api/context_menus/context_menus_api.h"
 #include "chrome/browser/extensions/api/context_menus/context_menus_api_helpers.h"
@@ skipping 71 matching lines @@
       params->create_properties,
       Profile::FromBrowserContext(browser_context()),
       GetExtension(),
       id,
       &error_);
 
   SendResponse(success);
   return success;
 }
 
+bool WebviewNavigateFunction::RunAsyncSafe(WebViewGuest* guest) {
+  scoped_ptr<webview::Navigate::Params> params(
+      webview::Navigate::Params::Create(*args_));
+  EXTENSION_FUNCTION_VALIDATE(params.get());
+  std::string src = params->src;
+  guest->NavigateGuest(src);
+  return true;
+}
+
 bool WebviewContextMenusUpdateFunction::RunAsync() {
   scoped_ptr<webview::ContextMenusUpdate::Params> params(
       webview::ContextMenusUpdate::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   Profile* profile = Profile::FromBrowserContext(browser_context());
   MenuItem::Id item_id(
       profile->IsOffTheRecord(),
       MenuItem::ExtensionKey(extension_id(), params->instance_id));
 
@@ skipping 471 matching lines @@
 
 WebviewTerminateFunction::~WebviewTerminateFunction() {
 }
 
 bool WebviewTerminateFunction::RunAsyncSafe(WebViewGuest* guest) {
   guest->Terminate();
   return true;
 }
 
 }  // namespace extensions