[Blimp] Refactor Blimp test engine with embedded test server and URL rewriting

blimp/engine/app/blimp_browser_main_parts.h

 // 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_APP_BLIMP_BROWSER_MAIN_PARTS_H_
 #define BLIMP_ENGINE_APP_BLIMP_BROWSER_MAIN_PARTS_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 18 matching lines @@
 class BlimpBrowserContext;
 class BlimpEngineConfig;
 class BlimpEngineSession;
 class SettingsManager;
 
 class BlimpBrowserMainParts : public content::BrowserMainParts {
  public:
   explicit BlimpBrowserMainParts(const content::MainFunctionParams& parameters);
   ~BlimpBrowserMainParts() override;
 
-  // content::BrowserMainParts implementation.
-  void PreEarlyInitialization() override;
-  void PreMainMessageLoopRun() override;
-  void PostMainMessageLoopRun() override;
-
   BlimpBrowserContext* GetBrowserContext();
   SettingsManager* GetSettingsManager();
   BlobChannelSender* GetBlobChannelSender();
   BlobChannelService* GetBlobChannelService();
   BlimpEngineSession* GetBlimpEngineSession();
 
+  // content::BrowserMainParts implementation.
+  void PreEarlyInitialization() override;
+  void PreMainMessageLoopRun() override;
+  void PostMainMessageLoopRun() override;
+
+ protected:
+  void SetSettingsManagerForTesting(
+      std::unique_ptr<SettingsManager> settings_manager);
+  void SetEngineSessionForTesting(
+      std::unique_ptr<BlimpEngineSession> engine_session);
+
  private:
   std::unique_ptr<BlimpEngineConfig> engine_config_;
   std::unique_ptr<net::NetLog> net_log_;
   std::unique_ptr<SettingsManager> settings_manager_;
   std::unique_ptr<BlimpEngineSession> engine_session_;
 
   DISALLOW_COPY_AND_ASSIGN(BlimpBrowserMainParts);
 };
 
 }  // namespace engine
 }  // namespace blimp
 
 #endif  // BLIMP_ENGINE_APP_BLIMP_BROWSER_MAIN_PARTS_H_