Cleanup: Remove unused SearchTabHelper::GetOpenUrls

chrome/browser/ui/search/search_tab_helper_delegate.h

Index: chrome/browser/ui/search/search_tab_helper_delegate.h
diff --git a/chrome/browser/ui/search/search_tab_helper_delegate.h b/chrome/browser/ui/search/search_tab_helper_delegate.h
index b62ed3ecefce2ec000ee5b472832d6ff7b46ede5..f5a501f69ec5c8a74b36ad60c068c9dc627991f2 100644
--- a/chrome/browser/ui/search/search_tab_helper_delegate.h
+++ b/chrome/browser/ui/search/search_tab_helper_delegate.h
@@ -5,11 +5,6 @@
 #ifndef CHROME_BROWSER_UI_SEARCH_SEARCH_TAB_HELPER_DELEGATE_H_
 #define CHROME_BROWSER_UI_SEARCH_SEARCH_TAB_HELPER_DELEGATE_H_
 
-#include <set>
-#include <string>
-
-#include "ui/base/window_open_disposition.h"
-
 namespace content {
 class WebContents;
 }
@@ -27,9 +22,6 @@ class SearchTabHelperDelegate {
   // Returns the OmniboxView or NULL if not available.
   virtual OmniboxView* GetOmniboxView();
 
-  // Returns a set containing the canonical URLs of the currently open tabs.
-  virtual std::set<std::string> GetOpenUrls();
-
  protected:
   virtual ~SearchTabHelperDelegate();
 };