[webcrypto] Remove the mock implementation of WebCrypto.

content/shell/renderer/shell_content_renderer_client.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 "content/shell/renderer/shell_content_renderer_client.h"
 
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/debug/debugger.h"
 #include "content/public/common/content_constants.h"
@@ skipping 142 matching lines @@
 }
 
 WebClipboard* ShellContentRendererClient::OverrideWebClipboard() {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
     return NULL;
   if (!clipboard_)
     clipboard_.reset(new MockWebClipboardImpl);
   return clipboard_.get();
 }
 
-WebKit::WebCrypto* ShellContentRendererClient::OverrideWebCrypto() {
-  if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
-    return NULL;
-  WebTestInterfaces* interfaces =
-      ShellRenderProcessObserver::GetInstance()->test_interfaces();
-  return interfaces->crypto();
-}
-
 WebThemeEngine* ShellContentRendererClient::OverrideThemeEngine() {
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDumpRenderTree))
     return NULL;
   return ShellRenderProcessObserver::GetInstance()->test_interfaces()
       ->themeEngine();
 }
 
 void ShellContentRendererClient::WebTestProxyCreated(RenderView* render_view,
                                                      WebTestProxyBase* proxy) {
   WebKitTestRunner* test_runner = new WebKitTestRunner(render_view);
@@ skipping 11 matching lines @@
   if (CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableBrowserPluginForAllViewTypes)) {
     // Allow BrowserPlugin if forced by command line flag. This is generally
     // true for tests.
     return true;
   }
   return ContentRendererClient::AllowBrowserPlugin(container);
 }
 
 }  // namespace content