[autofill] Show autofill suggestions on tap gesture.

chrome/renderer/autofill/autofill_renderer_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/utf_string_conversions.h"
 #include "chrome/test/base/chrome_render_view_test.h"
 #include "components/autofill/common/autofill_messages.h"
 #include "components/autofill/common/form_data.h"
 #include "components/autofill/common/form_field_data.h"
+#include "components/autofill/renderer/page_click_listener.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputElement.h"
 
 using WebKit::WebDocument;
 using WebKit::WebFrame;
 using WebKit::WebInputElement;
 using WebKit::WebString;
 
@@ skipping 233 matching lines @@
   WebFrame* web_frame = GetMainFrame();
   WebDocument document = web_frame->document();
   WebInputElement firstname =
       document.getElementById("firstname").to<WebInputElement>();
   WebInputElement middlename =
       document.getElementById("middlename").to<WebInputElement>();
 
   // Simulate attempting to Autofill the form from the first element, which
   // specifies autocomplete="off".  This should still not trigger an IPC, as we
   // don't show warnings for elements that have autocomplete="off".
-  autofill_agent_->InputElementClicked(firstname, true, true);
+  autofill_agent_->InputElementClicked(firstname, true, true, MOUSE_CLICK);
   const IPC::Message* message1 = render_thread_->sink().GetFirstMessageMatching(
       AutofillHostMsg_QueryFormFieldAutofill::ID);
   EXPECT_EQ(static_cast<IPC::Message*>(NULL), message1);
 
   // Simulate attempting to Autofill the form from the second element, which
   // does not specify autocomplete="off".  This *should* trigger an IPC, as we
   // *do* show warnings for elements that don't themselves set
   // autocomplete="off", but for which the form does.
-  autofill_agent_->InputElementClicked(middlename, true, true);
+  autofill_agent_->InputElementClicked(middlename, true, true, MOUSE_CLICK);
   const IPC::Message* message2 = render_thread_->sink().GetFirstMessageMatching(
       AutofillHostMsg_QueryFormFieldAutofill::ID);
   ASSERT_NE(static_cast<IPC::Message*>(NULL), message2);
   // TODO(isherman): It would be nice to verify here that the message includes
   // the correct data.  I'm not sure how to extract that information from an
   // IPC::Message though.
 }
 
 }  // namespace autofill