Linux: Handle renderer and plugin crashes on a separate thread. (try 2)...

chrome/browser/crash_handler_host_linux.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2010 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 CHROME_BROWSER_CRASH_HANDLER_HOST_LINUX_H_
 #define CHROME_BROWSER_CRASH_HANDLER_HOST_LINUX_H_
 #pragma once
 
 #include <string>
 
+#include "base/message_loop.h"
+#include "base/scoped_ptr.h"
 #include "base/singleton.h"
-#include "base/message_loop.h"
+
+namespace base {
+class Thread;
+}
 
 // This is the base class for singleton objects which crash dump renderers and
 // plugins on Linux. We perform the crash dump from the browser because it
 // allows us to be outside the sandbox.
 //
 // PluginCrashHandlerHostLinux and RendererCrashHandlerHostLinux are singletons
 // that handle plugin and renderer crashes, respectively.
 //
 // Processes signal that they need to be dumped by sending a datagram over a
 // UNIX domain socket. All processes of the same type share the client end of
@@ skipping 10 matching lines @@
   // MessagePumbLibevent::Watcher impl:
   virtual void OnFileCanWriteWithoutBlocking(int fd);
   virtual void OnFileCanReadWithoutBlocking(int fd);
 
   // MessageLoop::DestructionObserver impl:
   virtual void WillDestroyCurrentMessageLoop();
 
  protected:
   CrashHandlerHostLinux();
   virtual ~CrashHandlerHostLinux();
+#if defined(USE_LINUX_BREAKPAD)
   // This is here on purpose to make CrashHandlerHostLinux abstract.
   virtual void SetProcessType() = 0;
 
   std::string process_type_;
+#endif
 
  private:
   void Init();
 
   int process_socket_;
   int browser_socket_;
+#if defined(USE_LINUX_BREAKPAD)
   MessageLoopForIO::FileDescriptorWatcher file_descriptor_watcher_;
+  scoped_ptr<base::Thread> uploader_thread_;
+#endif
 
   DISALLOW_COPY_AND_ASSIGN(CrashHandlerHostLinux);
 };
 
 class PluginCrashHandlerHostLinux : public CrashHandlerHostLinux {
  private:
   friend struct DefaultSingletonTraits<PluginCrashHandlerHostLinux>;
-  PluginCrashHandlerHostLinux() {
-    SetProcessType();
-  }
-  virtual ~PluginCrashHandlerHostLinux() {}
+  PluginCrashHandlerHostLinux();
+  virtual ~PluginCrashHandlerHostLinux();
 
-  virtual void SetProcessType() {
-    process_type_ = "plugin";
-  }
+#if defined(USE_LINUX_BREAKPAD)
+  virtual void SetProcessType();
+#endif
 
   DISALLOW_COPY_AND_ASSIGN(PluginCrashHandlerHostLinux);
 };
 
 class RendererCrashHandlerHostLinux : public CrashHandlerHostLinux {
  private:
   friend struct DefaultSingletonTraits<RendererCrashHandlerHostLinux>;
-  RendererCrashHandlerHostLinux() {
-    SetProcessType();
-  }
-  virtual ~RendererCrashHandlerHostLinux() {}
+  RendererCrashHandlerHostLinux();
+  virtual ~RendererCrashHandlerHostLinux();
 
-  virtual void SetProcessType() {
-    process_type_ = "renderer";
-  }
+#if defined(USE_LINUX_BREAKPAD)
+  virtual void SetProcessType();
+#endif
 
   DISALLOW_COPY_AND_ASSIGN(RendererCrashHandlerHostLinux);
 };
 
 #endif  // CHROME_BROWSER_CRASH_HANDLER_HOST_LINUX_H_