blimp: Set up the CompositorDependencies for blimp in Chrome.

chrome/browser/android/blimp/blimp_client_context_factory.cc

 // Copyright 2016 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/android/blimp/blimp_client_context_factory.h"
 
 #include "base/memory/singleton.h"
 #include "base/supports_user_data.h"
 #include "blimp/client/public/blimp_client_context.h"
+#include "chrome/browser/android/blimp/chrome_compositor_dependencies.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
+#include "ui/android/context_provider_factory.h"
 
 // static
 BlimpClientContextFactory* BlimpClientContextFactory::GetInstance() {
   return base::Singleton<BlimpClientContextFactory>::get();
 }
 
 // static
 blimp::client::BlimpClientContext*
 BlimpClientContextFactory::GetForBrowserContext(
     content::BrowserContext* context) {
   DCHECK(!context->IsOffTheRecord());
   return static_cast<blimp::client::BlimpClientContext*>(
       GetInstance()->GetServiceForBrowserContext(context, true));
 }
 
 BlimpClientContextFactory::BlimpClientContextFactory()
     : BrowserContextKeyedServiceFactory(
           "blimp::client::BlimpClientContext",
           BrowserContextDependencyManager::GetInstance()) {}
 
 BlimpClientContextFactory::~BlimpClientContextFactory() {}
 
 KeyedService* BlimpClientContextFactory::BuildServiceInstanceFor(
     content::BrowserContext* context) const {
   return blimp::client::BlimpClientContext::Create(
       content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO),
       content::BrowserThread::GetTaskRunnerForThread(
-          content::BrowserThread::FILE));
+          content::BrowserThread::FILE),
+      base::MakeUnique<ChromeCompositorDependencies>(
+          ui::ContextProviderFactory::GetInstance()));
 }
 
 content::BrowserContext* BlimpClientContextFactory::GetBrowserContextToUse(
     content::BrowserContext* context) const {
   return context;
 }