Distinguish plugin disconnections from plugin crashes.

webkit/plugins/ppapi/plugin_delegate.h

 // 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.
 
 #ifndef WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_
 #define WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop_proxy.h"
 #include "base/platform_file.h"
+#include "base/process.h"
 #include "base/shared_memory.h"
 #include "base/sync_socket.h"
 #include "base/time.h"
 #include "googleurl/src/gurl.h"
 #include "media/video/capture/video_capture.h"
 #include "media/video/video_decode_accelerator.h"
 #include "ppapi/c/dev/pp_video_dev.h"
 #include "ppapi/c/dev/ppb_device_ref_dev.h"
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
@@ skipping 122 matching lines @@
     // Notification to the out-of-process layer that the given plugin instance
     // has been created. This will happen before the normal PPB_Instance method
     // calls so the out-of-process code can set up the tracking information for
     // the new instance.
     virtual void AddInstance(PP_Instance instance) = 0;
 
     // Like AddInstance but removes the given instance. This is called after
     // regular instance shutdown so the out-of-process code can clean up its
     // tracking information.
     virtual void RemoveInstance(PP_Instance instance) = 0;
+
+    virtual base::ProcessId GetPeerProcessId() = 0;
   };
 
   // Represents an image. This is to allow the browser layer to supply a correct
   // image representation. In Chrome, this will be a TransportDIB.
   class PlatformImage2D {
    public:
     virtual ~PlatformImage2D() {}
 
     // Caller will own the returned pointer, returns NULL on failure.
     virtual SkCanvas* Map() = 0;
@@ skipping 503 matching lines @@
                                const EnumerateDevicesCallback& callback) = 0;
   // Stop enumerating devices of the specified |request_id|. The |request_id|
   // is the return value of EnumerateDevicesCallback.
   virtual void StopEnumerateDevices(int request_id) = 0;
 };
 
 }  // namespace ppapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_PPAPI_PLUGIN_DELEGATE_H_