mojo_shell crashes on Linux

mojo/services/native_viewport/native_viewport_controller.cc

 // Copyright 2013 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 "mojo/services/native_viewport/native_viewport_controller.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/stringprintf.h"
 #include "gpu/command_buffer/client/gl_in_process_context.h"
 #include "gpu/command_buffer/client/gles2_implementation.h"
 #include "mojo/services/native_viewport/native_viewport.h"
 #include "ui/events/event.h"
 
 namespace mojo {
 namespace services {
 
 NativeViewportController::NativeViewportController(
     shell::Context* context, Handle pipe)
     : pipe_(pipe) {
   native_viewport_ = NativeViewport::Create(context, this);
+  native_viewport_->Init();
 }
+
 NativeViewportController::~NativeViewportController() {
 }
 
 void NativeViewportController::Close() {
   DCHECK(native_viewport_);
   native_viewport_->Close();
 }
 
 bool NativeViewportController::OnEvent(ui::Event* event) {
   ui::LocatedEvent* located = static_cast<ui::LocatedEvent*>(event);
@@ skipping 34 matching lines @@
   base::MessageLoop::current()->Quit();
 }
 
 void NativeViewportController::SendString(const std::string& string) {
   WriteMessage(pipe_, string.c_str(), string.size()+1, NULL, 0,
                 MOJO_WRITE_MESSAGE_FLAG_NONE);
 }
 
 }  // namespace services
 }  // namespace mojo