Revert of Set user_gesture bit at NavigationHandle creation time.

content/browser/frame_host/navigator_impl.h

Index: content/browser/frame_host/navigator_impl.h
diff --git a/content/browser/frame_host/navigator_impl.h b/content/browser/frame_host/navigator_impl.h
index 127cb53d31b658215f6ee7d9367c8377f0eb8737..a8dd11b28c363f5e1845149eb1f857a87ea9f480 100644
--- a/content/browser/frame_host/navigator_impl.h
+++ b/content/browser/frame_host/navigator_impl.h
@@ -40,10 +40,10 @@ class CONTENT_EXPORT NavigatorImpl : public Navigator {
   // Navigator implementation.
   NavigatorDelegate* GetDelegate() override;
   NavigationController* GetController() override;
-  void DidStartProvisionalLoad(RenderFrameHostImpl* render_frame_host,
-                               const GURL& url,
-                               const base::TimeTicks& navigation_start,
-                               NavigationGesture gesture) override;
+  void DidStartProvisionalLoad(
+      RenderFrameHostImpl* render_frame_host,
+      const GURL& url,
+      const base::TimeTicks& navigation_start) override;
   void DidFailProvisionalLoadWithError(
       RenderFrameHostImpl* render_frame_host,
       const FrameHostMsg_DidFailProvisionalLoadWithError_Params& params)