Instant cleanup: remove MODE_SEARCH_RESULTS and ORIGIN_SEARCH

chrome/browser/ui/browser_instant_controller.h

Index: chrome/browser/ui/browser_instant_controller.h
diff --git a/chrome/browser/ui/browser_instant_controller.h b/chrome/browser/ui/browser_instant_controller.h
index f07c5689f8e9ed06658346c874e2eda77d86db5e..292e33161dc8cf20b88e63a00ef9346e2e5d058f 100644
--- a/chrome/browser/ui/browser_instant_controller.h
+++ b/chrome/browser/ui/browser_instant_controller.h
@@ -24,9 +24,8 @@ class BrowserInstantController : public SearchModelObserver,
   explicit BrowserInstantController(Browser* browser);
   ~BrowserInstantController() override;
 
-  // Commits the current Instant, returning true on success. This is intended
-  // for use from OpenCurrentURL.
-  bool OpenInstant(WindowOpenDisposition disposition, const GURL& url);
+  // Commits the current Instant. This is intended for use from OpenCurrentURL.
+  void OpenInstant(WindowOpenDisposition disposition, const GURL& url);
 
   // Returns the Profile associated with the Browser that owns this object.
   Profile* profile() const;