Generalize WebContentsObserver::SecurityStyleChanged

chrome/browser/android/vr_shell/vr_web_contents_observer.h

Index: chrome/browser/android/vr_shell/vr_web_contents_observer.h
diff --git a/chrome/browser/android/vr_shell/vr_web_contents_observer.h b/chrome/browser/android/vr_shell/vr_web_contents_observer.h
index 9b1a594390dbfe0e11a241bc8148ec92e5e29b2b..eb32cadc08f95a4d8d22ce980120f9ff24df98e9 100644
--- a/chrome/browser/android/vr_shell/vr_web_contents_observer.h
+++ b/chrome/browser/android/vr_shell/vr_web_contents_observer.h
@@ -39,11 +39,10 @@ class CONTENT_EXPORT VrWebContentsObserver
       content::NavigationHandle* navigation_handle) override;
   void DidToggleFullscreenModeForTab(
       bool entered_fullscreen, bool will_cause_resize) override;
+  void DidChangeVisibleSecurityState() override;
   void WebContentsDestroyed() override;
   void WasHidden() override;
 
-  void SetSecurityLevel();
-
   // This class does not own the UI interface.
   UiInterface* ui_interface_;
   VrShell* vr_shell_;