Add KVO compliant title property to CWVWebView.

ios/web_view/test/chrome_web_view_test.h

 // Copyright 2017 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.
 
 #ifndef IOS_WEB_VIEW_TEST_CHROME_WEB_VIEW_TEST_H_
 #define IOS_WEB_VIEW_TEST_CHROME_WEB_VIEW_TEST_H_
 
 #include <memory>
 #include <string>
 
 #include "testing/platform_test.h"
 
 namespace net {
 namespace test_server {
 class EmbeddedTestServer;
 }  // namespace test_server
 }  // namespace net
 
 @class CWVWebView;
 class GURL;
 @class NSURL;
 
 namespace ios_web_view {
 
 // A test fixture for testing CWVWebView. A test server is also created to
-// support loading content. The server supports the urls defined by
-// RegisterDefaultHandlers in net/test/embedded_test_server/default_handlers.h
-// as well as urls returned by the GetUrl* methods below.
+// support loading content. The server supports the urls returned by the GetUrl*
+// methods below.
 class ChromeWebViewTest : public PlatformTest {
  protected:
   ChromeWebViewTest();
   ~ChromeWebViewTest() override;
 
   // Returns URL to an html page with title set to |title|.
   GURL GetUrlForPageWithTitle(const std::string& title);
 
   // Returns URL to an html page with |html| within page's body tags.
-  GURL GetUrlForPageWithHTMLBody(const std::string& html);
+  GURL GetUrlForPageWithHtmlBody(const std::string& html);
+
+  // Returns URL to an html page with title set to |title| and |body| within
+  // the page's body tags.
+  GURL GetUrlForPageWithTitleAndBody(const std::string& title,
+                                     const std::string& body);
 
   // Loads |URL| in |web_view| and waits until the load completes. Asserts if
   // loading does not complete.
   void LoadUrl(CWVWebView* web_view, NSURL* url);
 
   // Waits until |web_view| stops loading. Asserts if loading does not complete.
   void WaitForPageLoadCompletion(CWVWebView* web_view);
 
   // PlatformTest methods.
   void SetUp() override;
 
-  // Embedded server for handling responses to urls as registered by
-  // net/test/embedded_test_server/default_handlers.h and the GetURLForPageWith*
-  // methods.
+  // Embedded server for handling requests sent to the URLs returned by the
+  // GetURL* methods.
   std::unique_ptr<net::test_server::EmbeddedTestServer> test_server_;
 };
 
 }  // namespace ios_web_view
 
 #endif  // IOS_WEB_VIEW_TEST_CHROME_WEB_VIEW_TEST_H_