Make Textfield::GetTextInputClient() return non-null, even if readonly

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/trace_event/trace_event.h"
 #include "ui/accessibility/ax_view_state.h"
@@ skipping 682 matching lines @@
 
   const int command = GetCommandForKeyEvent(event, HasSelection());
   if (!handled && IsCommandIdEnabled(command)) {
     ExecuteCommand(command);
     handled = true;
   }
   return handled;
 }
 
 ui::TextInputClient* Textfield::GetTextInputClient() {
-  return read_only_ ? NULL : this;
+  return this;
 }
 
 void Textfield::OnGestureEvent(ui::GestureEvent* event) {
   switch (event->type()) {
     case ui::ET_GESTURE_TAP_DOWN:
       RequestFocus();
       ShowImeIfNeeded();
       event->SetHandled();
       break;
     case ui::ET_GESTURE_TAP:
@@ skipping 1159 matching lines @@
       const size_t length = selection_clipboard_text.length();
       range = gfx::Range(range.start() + length, range.end() + length);
     }
     model_->MoveCursorTo(gfx::SelectionModel(range, affinity));
     UpdateAfterChange(true, true);
     OnAfterUserAction();
   }
 }
 
 }  // namespace views