Make EnvInputStateController owned by aura::Env.

ui/aura/env.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/aura/env.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_local.h"
 #include "ui/aura/client/aura_constants.h"
+#include "ui/aura/env_input_state_controller.h"
 #include "ui/aura/env_observer.h"
 #include "ui/aura/input_state_lookup.h"
 #include "ui/aura/mus/mus_types.h"
 #include "ui/aura/mus/os_exchange_data_provider_mus.h"
 #include "ui/aura/mus/window_port_mus.h"
 #include "ui/aura/mus/window_tree_client.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_port_local.h"
 #include "ui/events/event_target_iterator.h"
 #include "ui/events/platform/platform_event_source.h"
@@ skipping 110 matching lines @@
   // the value after the fact, to do that use EnvTestHelper.
   DCHECK(!window_tree_client_);
   window_tree_client_ = window_tree_client;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // Env, private:
 
 Env::Env(Mode mode)
     : mode_(mode),
+      env_controller_(new EnvInputStateController),
       mouse_button_flags_(0),
       is_touch_down_(false),
       get_last_mouse_location_from_mus_(mode_ == Mode::MUS),
       input_state_lookup_(InputStateLookup::Create()),
 #if defined(USE_OZONE)
       native_pixmap_factory_(ui::CreateClientNativePixmapFactoryOzone()),
 #endif
       context_factory_(nullptr),
       context_factory_private_(nullptr) {
   DCHECK(lazy_tls_ptr.Pointer()->Get() == NULL);
@@ skipping 61 matching lines @@
 ui::EventTargeter* Env::GetEventTargeter() {
   NOTREACHED();
   return NULL;
 }
 
 std::unique_ptr<ui::OSExchangeData::Provider> Env::BuildProvider() {
   return base::MakeUnique<aura::OSExchangeDataProviderMus>();
 }
 
 }  // namespace aura