AutoFill: Remove one level of indirection when clearing a previewed form.

chrome/renderer/autofill_helper.cc

 // Copyright (c) 2010 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 "chrome/renderer/autofill_helper.h"
 
 #include "app/l10n_util.h"
 #include "chrome/renderer/form_manager.h"
 #include "chrome/renderer/render_view.h"
 #include "grit/generated_resources.h"
@@ skipping 168 matching lines @@
   } else {
     // Fill the values for the whole form.
     QueryAutoFillFormData(node, value, label, unique_id, AUTOFILL_FILL);
   }
 
   suggestions_clear_index_ = -1;
   suggestions_options_index_ = -1;
 }
 
 void AutoFillHelper::DidClearAutoFillSelection(const WebNode& node) {
-  webkit_glue::FormData form;
-  const WebFormControlElement element = node.toConst<WebFormControlElement>();
-  if (!form_manager_.FindFormWithFormControlElement(
-          element, FormManager::REQUIRE_NONE, &form)) {
-    return;
-  }
-  form_manager_.ClearPreviewedForm(form);
+  form_manager_.ClearPreviewedFormWithNode(node);
 }
 
 void AutoFillHelper::FrameContentsAvailable(WebFrame* frame) {
   form_manager_.ExtractForms(frame);
   SendForms(frame);
 }
 
 void AutoFillHelper::FrameWillClose(WebFrame* frame) {
   form_manager_.ResetFrame(frame);
 }
@@ skipping 33 matching lines @@
             web_form, FormManager::REQUIRE_NONE, false, &form)) {
       forms.push_back(form);
     }
   }
 
   if (!forms.empty()) {
     render_view_->Send(new ViewHostMsg_FormsSeen(render_view_->routing_id(),
                                                  forms));
   }
 }