Remove useless FaviconHandler::PageChangedSinceFaviconWasRequested()

components/favicon/core/favicon_handler_unittest.cc

Index: components/favicon/core/favicon_handler_unittest.cc
diff --git a/components/favicon/core/favicon_handler_unittest.cc b/components/favicon/core/favicon_handler_unittest.cc
index 0730f3f7f7e3624366ca6740316fc78870501240..b73fac7ab7741f418bf29232c0e602775a023e7a 100644
--- a/components/favicon/core/favicon_handler_unittest.cc
+++ b/components/favicon/core/favicon_handler_unittest.cc
@@ -247,6 +247,8 @@ class TestFaviconDriver : public FaviconDriver {
     image_ = image;
   }
 
+  bool ShouldSendFaviconAvailableNotifications() override { return true; }
+
   void OnFaviconAvailable(const gfx::Image& image,
                           const GURL& icon_url,
                           bool update_active_favicon) override {
@@ -398,7 +400,7 @@ class TestFaviconHandler : public FaviconHandler {
         page_url, icon_url, icon_type, bitmap_data, image.Size()));
   }
 
-  bool ShouldSaveFavicon(const GURL& url) override { return true; }
+  bool ShouldSaveFavicon() override { return true; }
 
   GURL page_url_;