An edit for SetText needs to be merged with previous edit for omnibox.

views/controls/textfield/textfield.cc

 // Copyright (c) 2011 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 "views/controls/textfield/textfield.h"
 
 #if defined(OS_LINUX)
 #include <gdk/gdkkeysyms.h>
 #endif
 
@@ skipping 271 matching lines @@
                                const ui::Range& range) {
   DCHECK(native_wrapper_);
   return native_wrapper_->ApplyTextStyle(style, range);
 }
 
 void Textfield::ClearAllTextStyles() {
   DCHECK(native_wrapper_);
   native_wrapper_->ClearAllTextStyles();
 }
 
+void Textfield::ClearEditHistory() {
+  DCHECK(native_wrapper_);
+  native_wrapper_->ClearEditHistory();
+}
+
 void Textfield::SetAccessibleName(const string16& name) {
   accessible_name_ = name;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // Textfield, View overrides:
 
 void Textfield::Layout() {
   if (native_wrapper_) {
     native_wrapper_->GetView()->SetBoundsRect(GetLocalBounds());
@@ skipping 121 matching lines @@
     }
 #endif
   }
 }
 
 std::string Textfield::GetClassName() const {
   return kViewClassName;
 }
 
 }  // namespace views