Use input method to control visibility of virtual keyboard

views/ime/input_method_gtk.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/ime/input_method_gtk.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkkeysyms.h>
 
 #include <algorithm>
@@ skipping 143 matching lines @@
   // Free the synthesized event if there was no underlying native event.
   if (event != key.native_event())
     gdk_event_free(event);
 }
 
 void InputMethodGtk::OnTextInputTypeChanged(View* view) {
   if (IsViewFocused(view)) {
     DCHECK(!composing_text_);
     UpdateContextFocusState();
   }
+  InputMethodBase::OnTextInputTypeChanged(view);
 }
 
 void InputMethodGtk::OnCaretBoundsChanged(View* view) {
   gfx::Rect rect;
   if (!IsViewFocused(view) || !GetCaretBoundsInWidget(&rect))
     return;
 
   GdkRectangle gdk_rect = rect.ToGdkRectangle();
   gtk_im_context_set_cursor_location(context_, &gdk_rect);
 }
@@ skipping 266 matching lines @@
     gtk_im_context_set_client_window(context_simple_, widget->window);
   }
 }
 
 void InputMethodGtk::OnWidgetUnrealize(GtkWidget* widget) {
   gtk_im_context_set_client_window(context_, NULL);
   gtk_im_context_set_client_window(context_simple_, NULL);
 }
 
 }  // namespace views