Fix incorrect use of AXState caused when refactoring two enums into one.

chrome/browser/ui/views/location_bar/location_bar_view.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/browser/ui/views/location_bar/location_bar_view.h"
 
 #include <algorithm>
 #include <map>
 
 #include "base/command_line.h"
@@ skipping 1122 matching lines @@
   state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_LOCATION);
   state->value = omnibox_view_->GetText();
 
   base::string16::size_type entry_start;
   base::string16::size_type entry_end;
   omnibox_view_->GetSelectionBounds(&entry_start, &entry_end);
   state->selection_start = entry_start;
   state->selection_end = entry_end;
 
   if (is_popup_mode_) {
-    state->state |= ui::AX_STATE_READ_ONLY;
+    state->AddStateFlag(ui::AX_STATE_READ_ONLY);
   } else {
     state->set_value_callback =
         base::Bind(&LocationBarView::AccessibilitySetValue,
                    weak_ptr_factory_.GetWeakPtr());
   }
 }
 
 void LocationBarView::OnBoundsChanged(const gfx::Rect& previous_bounds) {
   InstantServiceFactory::GetForProfile(profile())->OnOmniboxStartMarginChanged(
       bounds().x());
@@ skipping 396 matching lines @@
   if (!browser)
     return; // Possible when browser is shutting down.
 
   FirstRunBubble::ShowBubble(browser, GetLocationBarAnchor());
 #endif
 }
 
 void LocationBarView::AccessibilitySetValue(const base::string16& new_value) {
   omnibox_view_->SetUserText(new_value, new_value, true);
 }