Enable crashpad for Mac

headless/lib/headless_content_main_delegate.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 HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_
 #define HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 35 matching lines @@
 
 #if !defined(OS_MACOSX) && defined(OS_POSIX) && !defined(OS_ANDROID)
   void ZygoteForked() override;
 #endif
 
  private:
   friend class HeadlessBrowserTest;
 
   void InitLogging(const base::CommandLine& command_line);
   void InitCrashReporter(const base::CommandLine& command_line);
+#if defined(OS_MACOSX)
+  void InitMacCrashReporter(const base::CommandLine& command_line,
+                            const std::string& process_type);
+#endif
   static void InitializeResourceBundle();
 
   static HeadlessContentMainDelegate* GetInstance();
 
   std::unique_ptr<HeadlessContentBrowserClient> browser_client_;
   std::unique_ptr<HeadlessContentRendererClient> renderer_client_;
   HeadlessContentClient content_client_;
   HeadlessPlatformEventSource platform_event_source_;
 
   std::unique_ptr<HeadlessBrowserImpl> browser_;
 
   DISALLOW_COPY_AND_ASSIGN(HeadlessContentMainDelegate);
 };
 
 }  // namespace headless
 
 #endif  // HEADLESS_LIB_HEADLESS_CONTENT_MAIN_DELEGATE_H_