Send ChromeViewMsg_SearchBoxSetSuggestionToPrefetch IPC message from SearchIPCRouter.

chrome/browser/ui/search/search_ipc_router.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_UI_SEARCH_SEARCH_IPC_ROUTER_H_
 #define CHROME_BROWSER_UI_SEARCH_SEARCH_IPC_ROUTER_H_
 
 #include <vector>
 
 #include "base/gtest_prod_util.h"
@@ skipping 27 matching lines @@
   // decide whether to process the message received from the page, and vice
   // versa (decide whether to send messages to the page).
   class Policy {
    public:
     virtual ~Policy() {}
 
     // SearchIPCRouter calls these functions before sending/receiving messages
     // to/from the page.
     virtual bool ShouldProcessSetVoiceSearchSupport() = 0;
     virtual bool ShouldSendSetDisplayInstantResults() = 0;
+    virtual bool ShouldSendSetSuggestionToPrefetch() = 0;
     virtual bool ShouldSendMostVisitedItems() = 0;
     virtual bool ShouldSendThemeBackgroundInfo() = 0;
   };
 
   SearchIPCRouter(content::WebContents* web_contents, Delegate* delegate,
                   scoped_ptr<Policy> policy);
   virtual ~SearchIPCRouter();
 
   // Tells the renderer to determine if the page supports the Instant API, which
   // results in a call to OnInstantSupportDetermined() when the reply is
   // received.
   void DetermineIfPageSupportsInstant();
 
   // Tells the renderer whether to display the Instant results.
   void SetDisplayInstantResults();
 
   // Tells the renderer about the most visited items.
   void SendMostVisitedItems(const std::vector<InstantMostVisitedItem>& items);
 
   // Tells the renderer about the current theme background.
   void SendThemeBackgroundInfo(const ThemeBackgroundInfo& theme_info);
 
+  // Tells the page the suggestion to be prefetched if any.
+  void SetSuggestionToPrefetch(const InstantSuggestion& suggestion);
+
  private:
   friend class SearchIPCRouterTest;
   FRIEND_TEST_ALL_PREFIXES(SearchTabHelperTest,
                            DetermineIfPageSupportsInstant_Local);
   FRIEND_TEST_ALL_PREFIXES(SearchTabHelperTest,
                            DetermineIfPageSupportsInstant_NonLocal);
   FRIEND_TEST_ALL_PREFIXES(SearchTabHelperTest,
                            PageURLDoesntBelongToInstantRenderer);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            ProcessVoiceSearchSupportMsg);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            SendSetDisplayInstantResults);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
-                           DoNotSetDisplayInstantResultsForIncognitoPage);
+                           SendSetSuggestionToPrefetch);
+  FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
+                           DoNotSendSetMessagesForIncognitoPage);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest, SendMostVisitedItems);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            DoNotSendMostVisitedItems);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            DoNotSendMostVisitedItemsForIncognitoPage);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest, SendThemeBackgroundInfo);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            DoNotSendThemeBackgroundInfo);
   FRIEND_TEST_ALL_PREFIXES(SearchIPCRouterPolicyTest,
                            DoNotSendThemeBackgroundInfoForIncognitoPage);
@@ skipping 19 matching lines @@
   // Used by unit tests.
   Policy* policy() const { return policy_.get(); }
 
   Delegate* delegate_;
   scoped_ptr<Policy> policy_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchIPCRouter);
 };
 
 #endif  // CHROME_BROWSER_UI_SEARCH_SEARCH_IPC_ROUTER_H_