Fix for a crasher when starting a renderer.

chrome/browser/android/crash_dump_manager.cc

 // Copyright (c) 2012 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/crash_dump_manager.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/posix/global_descriptors.h"
 #include "base/process.h"
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/stringprintf.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/descriptors_android.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/file_descriptor_info.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/render_process_host.h"
 
 using content::BrowserThread;
 
+// static
+CrashDumpManager* CrashDumpManager::instance_ = NULL;
+
+// static
+CrashDumpManager* CrashDumpManager::GetInstance() {
+  return instance_;
+}
+
 CrashDumpManager::CrashDumpManager() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  DCHECK(!instance_);
+
+  instance_ = this;
+
   notification_registrar_.Add(this,
                               content::NOTIFICATION_RENDERER_PROCESS_TERMINATED,
                               content::NotificationService::AllSources());
   notification_registrar_.Add(this,
                               content::NOTIFICATION_RENDERER_PROCESS_CLOSED,
                               content::NotificationService::AllSources());
   notification_registrar_.Add(this,
       content::NOTIFICATION_CHILD_PROCESS_HOST_DISCONNECTED,
       content::NotificationService::AllSources());
   notification_registrar_.Add(this,
                               content::NOTIFICATION_CHILD_PROCESS_CRASHED,
                               content::NotificationService::AllSources());
 }
 
 CrashDumpManager::~CrashDumpManager() {
+  instance_ = NULL;
 }
 
 int CrashDumpManager::CreateMinidumpFile(int child_process_id) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::PROCESS_LAUNCHER));
   FilePath minidump_path;
   if (!file_util::CreateTemporaryFile(&minidump_path))
     return base::kInvalidPlatformFileValue;
 
   base::PlatformFileError error;
   // We need read permission as the minidump is generated in several phases
@@ skipping 95 matching lines @@
       // NOTIFICATION_RENDERER_PROCESS_CLOSED.
       return;
     }
     minidump_path = iter->second;
     child_process_id_to_minidump_path_.erase(iter);
   }
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       base::Bind(&CrashDumpManager::ProcessMinidump, minidump_path, pid));
 }