Remove SetAllowOverlappingView from RWHVMac

content/public/browser/web_contents.h

Index: content/public/browser/web_contents.h
diff --git a/content/public/browser/web_contents.h b/content/public/browser/web_contents.h
index 917a3af3a1a47d2125bfb28175647d0739d06295..80766dcb6ee4aa9765fb8eff1266f966c3a7d5bd 100644
--- a/content/public/browser/web_contents.h
+++ b/content/public/browser/web_contents.h
@@ -581,15 +581,6 @@ class WebContents : public PageNavigator,
       jobject jweb_contents_android);
   virtual base::android::ScopedJavaLocalRef<jobject> GetJavaWebContents() = 0;
 #elif defined(OS_MACOSX)
-  // The web contents view assumes that its view will never be overlapped by
-  // another view (either partially or fully). This allows it to perform
-  // optimizations. If the view is in a view hierarchy where it might be
-  // overlapped by another view, notify the view by calling this with |true|.
-  virtual void SetAllowOverlappingViews(bool overlapping) = 0;
-
-  // Returns true if overlapping views are allowed, false otherwise.
-  virtual bool GetAllowOverlappingViews() = 0;
-
   // Allowing other views disables optimizations which assume that only a single
   // WebContents is present.
   virtual void SetAllowOtherViews(bool allow) = 0;