Views; Fire a value changed event when the contents of a text field changes.

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 <utility>
 
 #include "base/command_line.h"
@@ skipping 318 matching lines @@
 }
 
 void Textfield::SetTextInputFlags(int flags) {
   text_input_flags_ = flags;
 }
 
 void Textfield::SetText(const base::string16& new_text) {
   model_->SetText(new_text);
   OnCaretBoundsChanged();
   SchedulePaint();
-  NotifyAccessibilityEvent(ui::AX_EVENT_TEXT_CHANGED, true);
+  NotifyAccessibilityEvent(ui::AX_EVENT_VALUE_CHANGED, true);
 }
 
 void Textfield::AppendText(const base::string16& new_text) {
   if (new_text.empty())
     return;
   model_->Append(new_text);
   OnCaretBoundsChanged();
   SchedulePaint();
 }
 
@@ skipping 1578 matching lines @@
   auto border = base::MakeUnique<views::FocusableBorder>();
   if (invalid_)
     border->SetColorId(ui::NativeTheme::kColorId_AlertSeverityHigh);
   View::SetBorder(std::move(border));
 }
 
 void Textfield::UpdateAfterChange(bool text_changed, bool cursor_changed) {
   if (text_changed) {
     if (controller_)
       controller_->ContentsChanged(this, text());
-    NotifyAccessibilityEvent(ui::AX_EVENT_TEXT_CHANGED, true);
+    NotifyAccessibilityEvent(ui::AX_EVENT_VALUE_CHANGED, true);
   }
   if (cursor_changed) {
     UpdateCursorViewPosition();
     UpdateCursorVisibility();
     NotifyAccessibilityEvent(ui::AX_EVENT_TEXT_SELECTION_CHANGED, true);
   }
   if (text_changed || cursor_changed) {
     OnCaretBoundsChanged();
     SchedulePaint();
   }
@@ skipping 168 matching lines @@
   cursor_blink_timer_.Stop();
 }
 
 void Textfield::OnCursorBlinkTimerFired() {
   DCHECK(ShouldBlinkCursor());
   cursor_view_.SetVisible(!cursor_view_.visible());
   UpdateCursorViewPosition();
 }
 
 }  // namespace views