Repurpose views+content example into a generic multiprocess views runtime

ui/views_content_client/views_content_client_main_parts.cc

-// Copyright 2014 The Chromium Authors. All rights reserved.
+// 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/views/examples/content_client/examples_browser_main_parts.h"
+#include "ui/views_content_client/views_content_client_main_parts.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
 #include "content/public/browser/context_factory.h"
 #include "content/public/common/content_switches.h"
 #include "content/shell/browser/shell_browser_context.h"
 #include "ui/aura/env.h"
 #include "ui/base/ime/input_method_initializer.h"
 #include "ui/gfx/screen.h"
-#include "ui/views/examples/examples_window_with_content.h"
 #include "ui/views/test/desktop_test_views_delegate.h"
 #include "ui/views/widget/native_widget_aura.h"
+#include "ui/views_content_client/views_content_client.h"
 #include "ui/wm/core/wm_state.h"
-#include "url/gurl.h"
 
 #if defined(OS_CHROMEOS)
 #include "ui/aura/test/test_screen.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/wm/test/wm_test_helper.h"
 #else  // !defined(OS_CHROMEOS)
 #include "ui/views/widget/desktop_aura/desktop_screen.h"
 #endif
 
-namespace views {
-namespace examples {
+namespace ui {
 
-ExamplesBrowserMainParts::ExamplesBrowserMainParts(
-    const content::MainFunctionParams& parameters) {
+ViewsContentClientMainParts::ViewsContentClientMainParts(
+    const content::MainFunctionParams& content_params,
+    ViewsContentClient* views_content_client)
+    : views_content_client_(views_content_client) {
 }
 
-ExamplesBrowserMainParts::~ExamplesBrowserMainParts() {
+ViewsContentClientMainParts::~ViewsContentClientMainParts() {
 }
 
-void ExamplesBrowserMainParts::ToolkitInitialized() {
-  wm_state_.reset(new wm::WMState);
+void ViewsContentClientMainParts::ToolkitInitialized() {
+  wm_state_.reset(new ::wm::WMState);
 }
 
-void ExamplesBrowserMainParts::PreMainMessageLoopRun() {
+void ViewsContentClientMainParts::PreMainMessageLoopRun() {
   ui::InitializeInputMethodForTesting();
   browser_context_.reset(new content::ShellBrowserContext(false, NULL));
 
   gfx::NativeView window_context = NULL;
 #if defined(OS_CHROMEOS)
   gfx::Screen::SetScreenInstance(
       gfx::SCREEN_TYPE_NATIVE, aura::TestScreen::Create());
   // Set up basic pieces of views::corewm.
-  wm_test_helper_.reset(new wm::WMTestHelper(gfx::Size(800, 600),
-                                             content::GetContextFactory()));
+  wm_test_helper_.reset(new ::wm::WMTestHelper(gfx::Size(800, 600),
+                                               content::GetContextFactory()));
   // Ensure the X window gets mapped.
   wm_test_helper_->host()->Show();
   // Ensure Aura knows where to open new windows.
   window_context = wm_test_helper_->host()->window();
 #else
   aura::Env::CreateInstance(true);
   gfx::Screen::SetScreenInstance(
-      gfx::SCREEN_TYPE_NATIVE, CreateDesktopScreen());
+      gfx::SCREEN_TYPE_NATIVE, views::CreateDesktopScreen());
 #endif
-  views_delegate_.reset(new DesktopTestViewsDelegate);
+  views_delegate_.reset(new views::DesktopTestViewsDelegate);
 
-  ShowExamplesWindowWithContent(
-      QUIT_ON_CLOSE, browser_context_.get(), window_context);
+  views_content_client_->task().Run(browser_context_.get(), window_context);
 }
 
-void ExamplesBrowserMainParts::PostMainMessageLoopRun() {
+void ViewsContentClientMainParts::PostMainMessageLoopRun() {
   browser_context_.reset();
 #if defined(OS_CHROMEOS)
   wm_test_helper_.reset();
 #endif
   views_delegate_.reset();
   aura::Env::DeleteInstance();
 }
 
-bool ExamplesBrowserMainParts::MainMessageLoopRun(int* result_code) {
+bool ViewsContentClientMainParts::MainMessageLoopRun(int* result_code) {
   base::RunLoop run_loop;
   run_loop.Run();
   return true;
 }
 
-}  // namespace examples
-}  // namespace views
+}  // namespace ui