Refactor CrashDump*Manager to use a shared CrashDumpObserver singleton.

chromecast/browser/cast_content_browser_client.cc

 // Copyright 2014 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 "chromecast/browser/cast_content_browser_client.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 450 matching lines @@
 
 void CastContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
     const base::CommandLine& command_line,
     int child_process_id,
     content::FileDescriptorInfo* mappings) {
 #if defined(OS_ANDROID)
   mappings->ShareWithRegion(
       kAndroidPakDescriptor,
       base::GlobalDescriptors::GetInstance()->Get(kAndroidPakDescriptor),
       base::GlobalDescriptors::GetInstance()->GetRegion(kAndroidPakDescriptor));
-
-  if (breakpad::IsCrashReporterEnabled()) {
-    base::File minidump_file(
-        breakpad::CrashDumpManager::GetInstance()->CreateMinidumpFile(
-            child_process_id));
-    if (!minidump_file.IsValid()) {
-      LOG(ERROR) << "Failed to create file for minidump, crash reporting will "
-                 << "be disabled for this process.";
-    } else {
-      mappings->Transfer(kAndroidMinidumpDescriptor,
-                         base::ScopedFD(minidump_file.TakePlatformFile()));
-    }
-  }
+  breakpad::CrashDumpObserver::GetInstance()->BrowserChildProcessStarted(
+      child_process_id, mappings);
 #else
     int crash_signal_fd = GetCrashSignalFD(command_line);
   if (crash_signal_fd >= 0) {
     mappings->Share(kCrashDumpSignal, crash_signal_fd);
   }
 #endif  // defined(OS_ANDROID)
 }
 
 void CastContentBrowserClient::GetAdditionalWebUISchemes(
     std::vector<std::string>* additional_schemes) {
@@ skipping 40 matching lines @@
         process_type, dumps_path, false /* upload */);
   // StartUploaderThread() even though upload is diferred.
   // Breakpad-related memory is freed in the uploader thread.
   crash_handler->StartUploaderThread();
   return crash_handler;
 }
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace shell
 }  // namespace chromecast