Implement put_accvalue for textfields and location bar.

ui/views/controls/textfield/textfield.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 "ui/views/controls/textfield/textfield.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
@@ skipping 488 matching lines @@
   state->name = accessible_name_;
   if (read_only())
     state->state |= ui::AccessibilityTypes::STATE_READONLY;
   if (IsObscured())
     state->state |= ui::AccessibilityTypes::STATE_PROTECTED;
   state->value = text_;
 
   const ui::Range range = native_wrapper_->GetSelectedRange();
   state->selection_start = range.start();
   state->selection_end = range.end();
+
+  state->set_value_callback = base::Bind(

[msw, 2013/08/31 20:22:36]

nit: wrap the line after '='.

[dmazzoni, 2013/09/03 20:20:11]

Done.

+      &Textfield::AccessibilitySetValue, base::Unretained(this));

[msw, 2013/08/31 20:22:36]

Ditto; avoid base::Unretained with a new Textfield WeakPtrFactory or similar.

 }
 
 ui::TextInputClient* Textfield::GetTextInputClient() {
   return native_wrapper_ ? native_wrapper_->GetTextInputClient() : NULL;
 }
 
 void Textfield::OnEnabledChanged() {
   View::OnEnabledChanged();
   if (native_wrapper_)
     native_wrapper_->UpdateEnabled();
@@ skipping 28 matching lines @@
   return kViewClassName;
 }
 
 gfx::Insets Textfield::GetTextInsets() const {
   gfx::Insets insets = GetInsets();
   if (draw_border_ && native_wrapper_)
     insets += native_wrapper_->CalculateInsets();
   return insets;
 }
 
+void Textfield::AccessibilitySetValue(const string16& new_value) {
+  SetText(new_value);
+  ClearSelection();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // NativeTextfieldWrapper, public:
 
 // static
 NativeTextfieldWrapper* NativeTextfieldWrapper::CreateWrapper(
     Textfield* field) {
 #if defined(OS_WIN) && !defined(USE_AURA)
   if (!Textfield::IsViewsTextfieldEnabled())
     return new NativeTextfieldWin(field);
 #endif
   return new NativeTextfieldViews(field);
 }
 
 }  // namespace views