Add ZoomLevelChanged and DidChangeScrollOffset to RenderViewObserver

chrome/renderer/autofill/autofill_agent.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 "chrome/renderer/autofill/autofill_agent.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 137 matching lines @@
                                REQUIRE_AUTOCOMPLETE,
                                static_cast<ExtractMask>(
                                    EXTRACT_VALUE | EXTRACT_OPTION_TEXT),
                                &form_data,
                                NULL)) {
     Send(new AutofillHostMsg_FormSubmitted(routing_id(), form_data,
                                            base::TimeTicks::Now()));
   }
 }
 
+void AutofillAgent::ZoomLevelChanged() {
+  // Any time the zoom level changes, the page's content moves, so any Autofill
+  // popups should be hidden. This is only needed for the new Autofill UI
+  // because WebKit already knows to hide the old UI when this occurs.
+  Send(new AutofillHostMsg_HideAutofillPopup(routing_id()));
+}
+
+void AutofillAgent::DidChangeScrollOffset(WebKit::WebFrame*) {
+  // Any time the scroll offset changes, the page's content moves, so Autofill
+  // popups should be hidden. This is only needed for the new Autofill UI
+  // because WebKit already knows to hide the old UI when this occurs.
+  Send(new AutofillHostMsg_HideAutofillPopup(routing_id()));
+}
+
 bool AutofillAgent::InputElementClicked(const WebInputElement& element,
                                         bool was_focused,
                                         bool is_focused) {
   if (was_focused)
     ShowSuggestions(element, true, false, true);
 
   return false;
 }
 
 bool AutofillAgent::InputElementLostFocus() {
@@ skipping 403 matching lines @@
 
 void AutofillAgent::SetNodeText(const string16& value,
                                 WebKit::WebInputElement* node) {
   string16 substring = value;
   substring = substring.substr(0, node->maxLength());
 
   node->setValue(substring, true);
 }
 
 }  // namespace autofill