AutoFill: Parse HTMLLabel elements for form control element labels.

chrome/renderer/render_view.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/render_view.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 1934 matching lines @@
   Send(new ViewHostMsg_UpdateInspectorSettings(
       routing_id_, webview()->inspectorSettings().utf8()));
 }
 
 void RenderView::queryAutofillSuggestions(const WebNode& node,
                                           const WebString& name,
                                           const WebString& value) {
   static int query_counter = 0;
   autofill_query_id_ = query_counter++;
   autofill_query_node_ = node;
-  const WebKit::WebInputElement input_element =
-      node.toConstElement<WebInputElement>();
-  Send(new ViewHostMsg_QueryFormFieldAutofill(
-      routing_id_, autofill_query_id_, FormField(input_element)));
+
+  const WebFormControlElement& element =
+      node.toConstElement<WebFormControlElement>();
+
+  FormData form;
+  if (!form_manager_.FindFormWithFormControlElement(element,
+                                                    FormManager::REQUIRE_NONE,
+                                                    &form))
+    return;
+
+  // TODO(jhawkins): This is very slow.  Add a label cache to FormManager.
+  for (std::vector<FormField>::const_iterator iter = form.fields.begin();
+       iter != form.fields.end(); ++iter) {
+    if (iter->name() == element.nameForAutofill()) {
+      Send(new ViewHostMsg_QueryFormFieldAutofill(
+           routing_id_, autofill_query_id_, *iter));
+    }
+  }
 }
 
 void RenderView::removeAutofillSuggestions(const WebString& name,
                                            const WebString& value) {
   Send(new ViewHostMsg_RemoveAutofillEntry(routing_id_, name, value));
 }
 
 void RenderView::didAcceptAutoFillSuggestion(
       const WebKit::WebNode& node,
       const WebKit::WebString& name,
@@ skipping 2981 matching lines @@
 
     if (last_top_level_navigation_page_id_ != page_id_ &&
         // Not interested in reloads.
         type != WebKit::WebNavigationTypeReload &&
         type != WebKit::WebNavigationTypeFormSubmitted) {
       return true;
     }
   }
   return false;
 }