Skeleton of sync handler on the I/O thread for GetSearchProviderInstallState.

chrome/renderer/render_view.h

Index: chrome/renderer/render_view.h
diff --git a/chrome/renderer/render_view.h b/chrome/renderer/render_view.h
index fb4aa71b1fcf337bce5977112e8ca698aea7a1f7..dba2f6d4b75bcec3cdda376a36d65cead4c80646 100644
--- a/chrome/renderer/render_view.h
+++ b/chrome/renderer/render_view.h
@@ -102,6 +102,7 @@ class WebApplicationCacheHostClient;
 class WebDataSource;
 class WebDocument;
 class WebDragData;
+class WebFrame;
 class WebGeolocationServiceInterface;
 class WebImage;
 class WebInputElement;
@@ -212,7 +213,8 @@ class RenderView : public RenderWidget,
 
   // Returns the install state for the given search provider url.
   ViewHostMsg_GetSearchProviderInstallState_Params
-      GetSearchProviderInstallState(const std::string& url);
+      GetSearchProviderInstallState(WebKit::WebFrame* frame,
+                                    const std::string& url);
 
   // Evaluates a string of JavaScript in a particular frame.
   void EvaluateScript(const std::wstring& frame_xpath,