Implement IsSearchProviderInstalled and a test for it.

chrome/browser/renderer_host/render_view_host_delegate.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/renderer_host/render_view_host_delegate.h"
 
 #include "base/singleton.h"
+#include "chrome/common/render_messages.h"
 #include "chrome/common/renderer_preferences.h"
 #include "gfx/rect.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/glue/webpreferences.h"
 
 #if defined(OS_LINUX)
 #include "chrome/browser/gtk/gtk_util.h"
 #endif
 
 RenderViewHostDelegate::View* RenderViewHostDelegate::GetViewDelegate() {
@@ skipping 59 matching lines @@
 }
 
 TabContents* RenderViewHostDelegate::GetAsTabContents() {
   return NULL;
 }
 
 GURL RenderViewHostDelegate::GetAlternateErrorPageURL() const {
   return GURL();
 }
 
+ViewHostMsg_GetSearchProviderInstallState_Params
+RenderViewHostDelegate::GetSearchProviderInstallState(const GURL& url) {
+  return ViewHostMsg_GetSearchProviderInstallState_Params::Denied();
+}
+
 WebPreferences RenderViewHostDelegate::GetWebkitPrefs() {
   return WebPreferences();
 }
 
 bool RenderViewHostDelegate::CanBlur() const {
   return true;
 }
 
 gfx::Rect RenderViewHostDelegate::GetRootWindowResizerRect() const {
   return gfx::Rect();
 }
 
 bool RenderViewHostDelegate::IsExternalTabContainer() const {
   return false;
 }