Allow only a user gesture to trigger autofill popup

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 da555e446f3aa6fd384ee1017358ae1b768fa251..074af74c436762b46333ec85541ac42428a8592f 100644
--- a/components/autofill/content/renderer/autofill_agent.h
+++ b/components/autofill/content/renderer/autofill_agent.h
@@ -54,6 +54,10 @@ class AutofillAgent : public content::RenderFrameObserver,
                 PasswordGenerationAgent* password_generation_agent);
   virtual ~AutofillAgent();
 
+  void DisableUserGestureCheckForTests() {
+    disable_user_gesture_check_ = true;
+  }
+
  private:
   // Functor used as a simplified comparison function for FormData.
   struct FormDataCompare {
@@ -274,6 +278,10 @@ class AutofillAgent : public content::RenderFrameObserver,
   // messages to close the Autofill popup when it can't possibly be showing.
   bool is_popup_possibly_visible_;
 
+  // If true, then user gestures are not required for processing text edit
+  // notifications. Used only in tests.
+  bool disable_user_gesture_check_;
+
   base::WeakPtrFactory<AutofillAgent> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillAgent);