Remove AddSearchProvider

chrome/browser/ui/search_engines/search_engine_tab_helper.h

Index: chrome/browser/ui/search_engines/search_engine_tab_helper.h
diff --git a/chrome/browser/ui/search_engines/search_engine_tab_helper.h b/chrome/browser/ui/search_engines/search_engine_tab_helper.h
index b7db56020c014ef66dc9d0aa2c400acab56c332a..412a4486fd2d88b9d1c750e6d5b73bba30fa8c16 100644
--- a/chrome/browser/ui/search_engines/search_engine_tab_helper.h
+++ b/chrome/browser/ui/search_engines/search_engine_tab_helper.h
@@ -13,7 +13,6 @@
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 
-class SearchEngineTabHelperDelegate;
 class TemplateURL;
 
 // Per-tab search engine manager. Handles dealing search engine processing
@@ -24,9 +23,6 @@ class SearchEngineTabHelper
  public:
   ~SearchEngineTabHelper() override;
 
-  SearchEngineTabHelperDelegate* delegate() const { return delegate_; }
-  void set_delegate(SearchEngineTabHelperDelegate* d) { delegate_ = d; }
-
   // content::WebContentsObserver overrides.
   void DidNavigateMainFrame(
       const content::LoadCommittedDetails& details,
@@ -40,22 +36,12 @@ class SearchEngineTabHelper
   friend class content::WebContentsUserData<SearchEngineTabHelper>;
 
   // Handles when a page specifies an OSDD (OpenSearch Description Document).
-  void OnPageHasOSDD(const GURL& page_url,
-                     const GURL& osdd_url,
-                     const search_provider::OSDDType& msg_provider_type);
-
-  // Handles when an OSDD is downloaded.
-  void OnDownloadedOSDD(std::unique_ptr<TemplateURL> template_url);
+  void OnPageHasOSDD(const GURL& page_url, const GURL& osdd_url);
 
   // If params has a searchable form, this tries to create a new keyword.
   void GenerateKeywordIfNecessary(
       const content::FrameNavigateParams& params);
 
-  // Delegate for notifying our owner about stuff. Not owned by us.
-  SearchEngineTabHelperDelegate* delegate_;
-
-  base::WeakPtrFactory<SearchEngineTabHelper> weak_ptr_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(SearchEngineTabHelper);
 };