Fix valgrind failure in notifications tests.

chrome/browser/notifications/desktop_notifications_unittest.cc

 // Copyright (c) 2010 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/notifications/desktop_notifications_unittest.h"
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 
 // static
@@ skipping 80 matching lines @@
 
 ViewHostMsg_ShowNotification_Params
 DesktopNotificationsTest::StandardTestNotification() {
   ViewHostMsg_ShowNotification_Params params;
   params.notification_id = 0;
   params.origin = GURL("http://www.google.com");
   params.is_html = false;
   params.icon_url = GURL("/icon.png");
   params.title = ASCIIToUTF16("Title");
   params.body = ASCIIToUTF16("Text");
+  params.direction = WebKit::WebTextDirectionDefault;
   return params;
 }
 
 TEST_F(DesktopNotificationsTest, TestShow) {
   ViewHostMsg_ShowNotification_Params params = StandardTestNotification();
   params.notification_id = 1;
 
   EXPECT_TRUE(service_->ShowDesktopNotification(
       params, 0, 0, DesktopNotificationService::PageNotification));
   MessageLoopForUI::current()->RunAllPending();
@@ skipping 206 matching lines @@
   MessageLoopForUI::current()->RunAllPending();
   EXPECT_EQ(1, balloon_collection_->count());
   Balloon* balloon = (*balloon_collection_->balloons().begin());
   GURL data_url = balloon->notification().content_url();
   EXPECT_EQ(std::string::npos, data_url.spec().find("<script>"));
   EXPECT_EQ(std::string::npos, data_url.spec().find("<i>"));
   // URL-encoded versions of tags should also not be found.
   EXPECT_EQ(std::string::npos, data_url.spec().find("%3cscript%3e"));
   EXPECT_EQ(std::string::npos, data_url.spec().find("%3ci%3e"));
 }