Reland "Disable user gesture checking for all autofill browser tests."

components/autofill/content/renderer/autofill_agent.h

Index: components/autofill/content/renderer/autofill_agent.h
diff --git a/components/autofill/content/renderer/autofill_agent.h b/components/autofill/content/renderer/autofill_agent.h
index 39d65733e06522e911807cce1c71778d6da3c25a..c75d5d6f443a51555e923adf712f5de57a76ed2a 100644
--- a/components/autofill/content/renderer/autofill_agent.h
+++ b/components/autofill/content/renderer/autofill_agent.h
@@ -221,6 +221,10 @@ class AutofillAgent : public content::RenderFrameObserver,
   // Hides any currently showing Autofill popup.
   void HidePopup();
 
+  // Returns true if the text field change is due to a user gesture. Can be
+  // overriden in tests.
+  virtual bool IsUserGesture() const;
+
   // Formerly cached forms for all frames, now only caches forms for the current
   // frame.
   FormCache form_cache_;