Remove all blimp engine code

blimp/engine/common/blimp_browser_context.h

Index: blimp/engine/common/blimp_browser_context.h
diff --git a/blimp/engine/common/blimp_browser_context.h b/blimp/engine/common/blimp_browser_context.h
deleted file mode 100644
index c05fcaa3e19d7fabff0f63bc38783e724fd97634..0000000000000000000000000000000000000000
--- a/blimp/engine/common/blimp_browser_context.h
+++ /dev/null
@@ -1,97 +0,0 @@
-// Copyright 2015 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.
-
-#ifndef BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_
-#define BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_
-
-#include <memory>
-
-#include "base/files/file_path.h"
-#include "base/macros.h"
-#include "blimp/engine/app/blimp_metrics_service_client.h"
-#include "blimp/engine/app/blimp_system_url_request_context_getter.h"
-#include "blimp/engine/app/blimp_url_request_context_getter.h"
-#include "content/public/browser/browser_context.h"
-#include "content/public/browser/content_browser_client.h"
-#include "content/public/browser/resource_context.h"
-#include "net/url_request/url_request_job_factory.h"
-
-namespace net {
-class NetLog;
-}
-
-namespace blimp {
-namespace engine {
-
-class BlimpResourceContext;
-class PermissionManager;
-
-class BlimpBrowserContext : public content::BrowserContext {
- public:
-  // Caller owns |net_log| and ensures it out-lives this browser context.
-  BlimpBrowserContext(bool off_the_record, net::NetLog* net_log);
-  ~BlimpBrowserContext() override;
-
-  // content::BrowserContext implementation.
-  std::unique_ptr<content::ZoomLevelDelegate> CreateZoomLevelDelegate(
-      const base::FilePath& partition_path) override;
-  base::FilePath GetPath() const override;
-  bool IsOffTheRecord() const override;
-  content::ResourceContext* GetResourceContext() override;
-  content::DownloadManagerDelegate* GetDownloadManagerDelegate() override;
-  content::BrowserPluginGuestManager* GetGuestManager() override;
-  storage::SpecialStoragePolicy* GetSpecialStoragePolicy() override;
-  content::PushMessagingService* GetPushMessagingService() override;
-  content::SSLHostStateDelegate* GetSSLHostStateDelegate() override;
-  content::PermissionManager* GetPermissionManager() override;
-  content::BackgroundSyncController* GetBackgroundSyncController() override;
-  net::URLRequestContextGetter* CreateRequestContext(
-      content::ProtocolHandlerMap* protocol_handlers,
-      content::URLRequestInterceptorScopedVector request_interceptors) override;
-  net::URLRequestContextGetter* CreateRequestContextForStoragePartition(
-      const base::FilePath& partition_path,
-      bool in_memory,
-      content::ProtocolHandlerMap* protocol_handlers,
-      content::URLRequestInterceptorScopedVector request_interceptors) override;
-  net::URLRequestContextGetter* CreateMediaRequestContext() override;
-  net::URLRequestContextGetter* CreateMediaRequestContextForStoragePartition(
-      const base::FilePath& partition_path,
-      bool in_memory) override;
-
-  // Provides a URLRequestContextGetter for system requests (e.g. metrics
-  // uploads).
-  net::URLRequestContextGetter* GetSystemRequestContextGetter();
-
-  PrefService* GetPrefService() { return pref_service_.get(); }
-
- private:
-  // Performs initialization of the BlimpBrowserContext while IO is still
-  // allowed on the current thread.
-  void InitWhileIOAllowed();
-
-  // Helper function for PrefService initialization.
-  void InitPrefService();
-
-  // Used in metrics initialization to get a PrefService to store logs
-  // temporarily. Must stay alive for lifetime of metrics_service_client_.
-  std::unique_ptr<PrefService> pref_service_;
-
-  // Used for metrics recording and reporting.
-  std::unique_ptr<BlimpMetricsServiceClient> metrics_service_client_;
-
-  std::unique_ptr<BlimpResourceContext> resource_context_;
-  scoped_refptr<BlimpSystemURLRequestContextGetter> system_context_getter_;
-  bool ignore_certificate_errors_;
-  std::unique_ptr<content::PermissionManager> permission_manager_;
-  bool off_the_record_;
-  net::NetLog* net_log_;
-  base::FilePath path_;
-
-  DISALLOW_COPY_AND_ASSIGN(BlimpBrowserContext);
-};
-
-}  // namespace engine
-}  // namespace blimp
-
-#endif  // BLIMP_ENGINE_COMMON_BLIMP_BROWSER_CONTEXT_H_