[Extensions] Remove ExtensionWebUI

content/browser/webui/web_ui_impl.h

Index: content/browser/webui/web_ui_impl.h
diff --git a/content/browser/webui/web_ui_impl.h b/content/browser/webui/web_ui_impl.h
index 752f839546982e0b2d80ea66a6b8d3248cc29ec4..318016eac4d9a49df80c52ddc14b436bcece3f87 100644
--- a/content/browser/webui/web_ui_impl.h
+++ b/content/browser/webui/web_ui_impl.h
@@ -46,8 +46,6 @@ class CONTENT_EXPORT WebUIImpl : public WebUI,
   float GetDeviceScaleFactor() const override;
   const base::string16& GetOverriddenTitle() const override;
   void OverrideTitle(const base::string16& title) override;
-  ui::PageTransition GetLinkTransitionType() const override;
-  void SetLinkTransitionType(ui::PageTransition type) override;
   int GetBindings() const override;
   void SetBindings(int bindings) override;
   bool HasRenderFrame() override;
@@ -113,7 +111,6 @@ class CONTENT_EXPORT WebUIImpl : public WebUI,
   // Options that may be overridden by individual Web UI implementations. The
   // bool options default to false. See the public getters for more information.
   base::string16 overridden_title_;  // Defaults to empty string.
-  ui::PageTransition link_transition_type_;  // Defaults to LINK.
   int bindings_;  // The bindings from BindingsPolicy that should be enabled for
                   // this page.