Support TSF related event handling on NativeTextField

chrome/browser/ui/views/omnibox/omnibox_view_win.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/omnibox/omnibox_view_win.h"
 
 #include <algorithm>
 #include <locale>
 #include <string>
 
@@ skipping 899 matching lines @@
         native_view_host_,
         ui::AccessibilityTypes::EVENT_SELECTION_CHANGED,
         true);
   } else if (delete_at_end_pressed_) {
     model()->OnChanged();
   }
 
   return something_changed;
 }
 
-void OmniboxViewWin::OnTextUpdated() {
-  if (ignore_ime_messages_)
-    return;
-  OnAfterPossibleChangeInternal(true);
-  // Call OnBeforePossibleChange function here to get correct diff in next IME
-  // update. The Text Services Framework does not provide any notification
-  // before entering edit session, therefore we don't have good place to call
-  // OnBeforePossibleChange.
-  OnBeforePossibleChange();
-}
-
 void OmniboxViewWin::OnCandidateWindowCountChanged(size_t window_count) {
   ime_candidate_window_open_ = (window_count != 0);
   if (ime_candidate_window_open_) {
     CloseOmniboxPopup();
   } else if (model()->user_input_in_progress()) {
     // UpdatePopup assumes user input is in progress, so only call it if
     // that's the case. Otherwise, autocomplete may run on an empty user
     // text.
     UpdatePopup();
   }
 }
 
+void OmniboxViewWin::OnTextUpdated(const ui::Range& /*composition_range*/) {
+  if (ignore_ime_messages_)
+    return;
+  OnAfterPossibleChangeInternal(true);
+  // Call OnBeforePossibleChange function here to get correct diff in next IME
+  // update. The Text Services Framework does not provide any notification
+  // before entering edit session, therefore we don't have good place to call
+  // OnBeforePossibleChange.
+  OnBeforePossibleChange();
+}
+
 gfx::NativeView OmniboxViewWin::GetNativeView() const {
   return m_hWnd;
 }
 
 // static
 gfx::NativeView OmniboxViewWin::GetRelativeWindowForNativeView(
     gfx::NativeView edit_native_view) {
   // When an IME is attached to the rich-edit control, retrieve its window
   // handle, and the popup window of OmniboxPopupView will be shown under the
   // IME windows.
@@ skipping 1797 matching lines @@
   return (rect.left - client_rect.left) + (client_rect.right - rect.right);
 }
 
 int OmniboxViewWin::WidthNeededToDisplay(const string16& text) const {
   // Use font_.GetStringWidth() instead of
   // PosFromChar(location_entry_->GetTextLength()) because PosFromChar() is
   // apparently buggy. In both LTR UI and RTL UI with left-to-right layout,
   // PosFromChar(i) might return 0 when i is greater than 1.
   return font_.GetStringWidth(text) + GetHorizontalMargin();
 }