Distinguish plugin disconnections from plugin crashes.

webkit/plugins/ppapi/plugin_module.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 "webkit/plugins/ppapi/plugin_module.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 508 matching lines @@
   // In NaCl, we need to tell the instance to reset itself as proxied. This will
   // clear cached interface pointers and send DidCreate (etc) to the plugin
   // side of the proxy.
   return instance->ResetAsProxied(this);
 }
 
 bool PluginModule::IsProxied() const {
   return !!out_of_process_proxy_;
 }
 
+base::ProcessId PluginModule::GetPeerProcessId() {
+  if (out_of_process_proxy_.get())
+    return out_of_process_proxy_->GetPeerProcessId();
+  return base::kNullProcessId;
+}
+
 // static
 const PPB_Core* PluginModule::GetCore() {
   return &core_interface;
 }
 
 // static
 PluginModule::GetInterfaceFunc PluginModule::GetLocalGetInterfaceFunc() {
   return &GetInterface;
 }
 
@@ skipping 88 matching lines @@
   int retval = entry_points.initialize_module(pp_module(), &GetInterface);
   if (retval != 0) {
     LOG(WARNING) << "PPP_InitializeModule returned failure " << retval;
     return false;
   }
   return true;
 }
 
 }  // namespace ppapi
 }  // namespace webkit