Revert of Mandoline UI Process: Update namespaces and file names

components/mus/view_manager_app.cc

Index: components/mus/view_manager_app.cc
diff --git a/components/mus/view_manager_app.cc b/components/mus/view_manager_app.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d83894ddcf1f0ab80d9d7795f5cb3275d170c062
--- /dev/null
+++ b/components/mus/view_manager_app.cc
@@ -0,0 +1,146 @@
+// Copyright 2014 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 "components/mus/view_manager_app.h"
+
+#include "base/command_line.h"
+#include "base/stl_util.h"
+#include "components/mus/client_connection.h"
+#include "components/mus/connection_manager.h"
+#include "components/mus/gles2/gpu_impl.h"
+#include "components/mus/public/cpp/args.h"
+#include "components/mus/surfaces/surfaces_scheduler.h"
+#include "components/mus/view_tree_host_connection.h"
+#include "components/mus/view_tree_host_impl.h"
+#include "components/mus/view_tree_impl.h"
+#include "mojo/application/public/cpp/application_connection.h"
+#include "mojo/application/public/cpp/application_impl.h"
+#include "mojo/application/public/cpp/application_runner.h"
+#include "mojo/common/tracing_impl.h"
+#include "third_party/mojo/src/mojo/public/c/system/main.h"
+#include "ui/events/event_switches.h"
+#include "ui/events/platform/platform_event_source.h"
+#include "ui/gl/gl_surface.h"
+#include "ui/gl/test/gl_surface_test_support.h"
+
+#if defined(USE_X11)
+#include <X11/Xlib.h>
+#include "ui/platform_window/x11/x11_window.h"
+#endif
+
+using mojo::ApplicationConnection;
+using mojo::ApplicationImpl;
+using mojo::Gpu;
+using mojo::InterfaceRequest;
+using mojo::ViewTreeHostFactory;
+
+namespace view_manager {
+
+ViewManagerApp::ViewManagerApp() : app_impl_(nullptr), is_headless_(false) {}
+
+ViewManagerApp::~ViewManagerApp() {
+  if (gpu_state_)
+    gpu_state_->StopControlThread();
+  // Destroy |connection_manager_| first, since it depends on |event_source_|.
+  connection_manager_.reset();
+}
+
+void ViewManagerApp::Initialize(ApplicationImpl* app) {
+  app_impl_ = app;
+  tracing_.Initialize(app);
+  surfaces_state_ = new surfaces::SurfacesState;
+
+#if !defined(OS_ANDROID)
+  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
+  is_headless_ = command_line->HasSwitch(mojo::kUseHeadlessConfig);
+  if (!is_headless_) {
+#if defined(USE_X11)
+    if (command_line->HasSwitch(mojo::kUseX11TestConfig)) {
+      XInitThreads();
+      ui::test::SetUseOverrideRedirectWindowByDefault(true);
+    }
+#endif
+    gfx::GLSurface::InitializeOneOff();
+    event_source_ = ui::PlatformEventSource::CreateDefault();
+  }
+#endif
+
+  if (!gpu_state_.get())
+    gpu_state_ = new gles2::GpuState;
+  connection_manager_.reset(new ConnectionManager(this, surfaces_state_));
+}
+
+bool ViewManagerApp::ConfigureIncomingConnection(
+    ApplicationConnection* connection) {
+  // ViewManager
+  connection->AddService<ViewTreeHostFactory>(this);
+  // GPU
+  connection->AddService<Gpu>(this);
+  return true;
+}
+
+void ViewManagerApp::OnNoMoreRootConnections() {
+  app_impl_->Quit();
+}
+
+ClientConnection* ViewManagerApp::CreateClientConnectionForEmbedAtView(
+    ConnectionManager* connection_manager,
+    mojo::InterfaceRequest<mojo::ViewTree> tree_request,
+    mojo::ConnectionSpecificId creator_id,
+    mojo::URLRequestPtr request,
+    const ViewId& root_id,
+    uint32_t policy_bitmask) {
+  mojo::ViewTreeClientPtr client;
+  app_impl_->ConnectToService(request.Pass(), &client);
+
+  scoped_ptr<ViewTreeImpl> service(new ViewTreeImpl(
+      connection_manager, creator_id, root_id, policy_bitmask));
+  return new DefaultClientConnection(service.Pass(), connection_manager,
+                                     tree_request.Pass(), client.Pass());
+}
+
+ClientConnection* ViewManagerApp::CreateClientConnectionForEmbedAtView(
+    ConnectionManager* connection_manager,
+    mojo::InterfaceRequest<mojo::ViewTree> tree_request,
+    mojo::ConnectionSpecificId creator_id,
+    const ViewId& root_id,
+    uint32_t policy_bitmask,
+    mojo::ViewTreeClientPtr client) {
+  scoped_ptr<ViewTreeImpl> service(new ViewTreeImpl(
+      connection_manager, creator_id, root_id, policy_bitmask));
+  return new DefaultClientConnection(service.Pass(), connection_manager,
+                                     tree_request.Pass(), client.Pass());
+}
+
+void ViewManagerApp::Create(ApplicationConnection* connection,
+                            InterfaceRequest<ViewTreeHostFactory> request) {
+  factory_bindings_.AddBinding(this, request.Pass());
+}
+
+void ViewManagerApp::Create(mojo::ApplicationConnection* connection,
+                            mojo::InterfaceRequest<Gpu> request) {
+  if (!gpu_state_.get())
+    gpu_state_ = new gles2::GpuState;
+  new gles2::GpuImpl(request.Pass(), gpu_state_);
+}
+
+void ViewManagerApp::CreateViewTreeHost(
+    mojo::InterfaceRequest<mojo::ViewTreeHost> host,
+    mojo::ViewTreeHostClientPtr host_client,
+    mojo::ViewTreeClientPtr tree_client) {
+  DCHECK(connection_manager_.get());
+
+  // TODO(fsamuel): We need to make sure that only the window manager can create
+  // new roots.
+  ViewTreeHostImpl* host_impl = new ViewTreeHostImpl(
+      host_client.Pass(), connection_manager_.get(), is_headless_, app_impl_,
+      gpu_state_, surfaces_state_);
+
+  // ViewTreeHostConnection manages its own lifetime.
+  host_impl->Init(new ViewTreeHostConnectionImpl(
+      host.Pass(), make_scoped_ptr(host_impl), tree_client.Pass(),
+      connection_manager_.get()));
+}
+
+}  // namespace view_manager