Revert of Disable user gesture checking for all autofill browser tests.

chrome/renderer/autofill/autofill_renderer_browsertest.cc

Index: chrome/renderer/autofill/autofill_renderer_browsertest.cc
diff --git a/chrome/renderer/autofill/autofill_renderer_browsertest.cc b/chrome/renderer/autofill/autofill_renderer_browsertest.cc
index a8a83017f257704f8e90d7d630c8198803ea32d8..e6f4ec1384c9d517980cb75edc851c152b0cb8e3 100644
--- a/chrome/renderer/autofill/autofill_renderer_browsertest.cc
+++ b/chrome/renderer/autofill/autofill_renderer_browsertest.cc
@@ -258,7 +258,6 @@
     GetMainFrame()->view()->advanceFocus(false);
 
   // Not a user gesture, so no IPC message to browser.
-  DisableUserGestureSimulationForAutofill();
   full_name.setValue("Alice", true);
   GetMainFrame()->toWebLocalFrame()->autofillClient()->textFieldDidChange(
       full_name);
@@ -267,7 +266,6 @@
                          AutofillHostMsg_TextFieldDidChange::ID));
 
   // A user gesture will send a message to the browser.
-  EnableUserGestureSimulationForAutofill();
   SimulateUserInputChangeForElement(&full_name, "Alice");
   ASSERT_NE(nullptr, render_thread_->sink().GetFirstMessageMatching(
                          AutofillHostMsg_TextFieldDidChange::ID));