Clean up .gypi and no-op GetCompositingSurface on TOUCH_UI.

chrome/browser/renderer_host/render_widget_host_view_views_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 "chrome/browser/renderer_host/render_widget_host_view_views.h"
 
 #include "ui/base/keycodes/keyboard_code_conversion_gtk.h"
 #include "ui/base/x/x11_util.h"
 #include "ui/gfx/gtk_native_view_id_manager.h"
 #include "views/widget/native_widget_gtk.h"
@@ skipping 21 matching lines @@
   // TODO(anicolao): plugin_container_manager_.DestroyPluginContainer(id);
 }
 
 void RenderWidgetHostViewViews::AcceleratedCompositingActivated(
     bool activated) {
   // TODO(anicolao): figure out if we need something here
   if (activated)
     NOTIMPLEMENTED();
 }
 
+#if !defined(TOUCH_UI)
 gfx::PluginWindowHandle RenderWidgetHostViewViews::GetCompositingSurface() {
   GtkNativeViewManager* manager = GtkNativeViewManager::GetInstance();
   gfx::PluginWindowHandle surface = gfx::kNullPluginWindow;
   gfx::NativeViewId view_id = gfx::IdFromNativeView(GetInnerNativeView());
 
   if (!manager->GetXIDForId(&surface, view_id)) {
     DLOG(ERROR) << "Can't find XID for view id " << view_id;
   }
   return surface;
 }
+#endif
 
 gfx::NativeView RenderWidgetHostViewViews::GetInnerNativeView() const {
   // TODO(sad): Ideally this function should be equivalent to GetNativeView, and
   // NativeWidgetGtk-specific function call should not be necessary.
   const views::Widget* widget = GetWidget();
   const views::NativeWidget* native = widget ? widget->native_widget() : NULL;
   return native ? static_cast<const views::NativeWidgetGtk*>(native)->
       window_contents() : NULL;
 }
 
 void RenderWidgetHostViewViews::ShowCurrentCursor() {
   // The widget may not have a window. If that's the case, abort mission. This
   // is the same issue as that explained above in Paint().
   if (!GetInnerNativeView() || !GetInnerNativeView()->window)
     return;
 
   native_cursor_ = current_cursor_.GetNativeCursor();
 }