Distinguish plugin disconnections from plugin crashes.

content/renderer/pepper/pepper_plugin_delegate_impl.cc

Index: content/renderer/pepper/pepper_plugin_delegate_impl.cc
diff --git a/content/renderer/pepper/pepper_plugin_delegate_impl.cc b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
index 0c7aa1b369371ece76b9b776b1fc4ac37fd629ba..78f06d648501d771f8d58deefa63540ca6dc7412 100644
--- a/content/renderer/pepper/pepper_plugin_delegate_impl.cc
+++ b/content/renderer/pepper/pepper_plugin_delegate_impl.cc
@@ -150,10 +150,10 @@ class HostDispatcherWrapper
   }
 
   // OutOfProcessProxy implementation.
-  virtual const void* GetProxiedInterface(const char* name) {
+  virtual const void* GetProxiedInterface(const char* name) OVERRIDE {
     return dispatcher_->GetProxiedInterface(name);
   }
-  virtual void AddInstance(PP_Instance instance) {
+  virtual void AddInstance(PP_Instance instance) OVERRIDE {
     ppapi::proxy::HostDispatcher::SetForInstance(instance, dispatcher_.get());
 
     RendererPpapiHostImpl* host =
@@ -177,7 +177,7 @@ class HostDispatcherWrapper
           is_external_));
     }
   }
-  virtual void RemoveInstance(PP_Instance instance) {
+  virtual void RemoveInstance(PP_Instance instance) OVERRIDE {
     ppapi::proxy::HostDispatcher::RemoveForInstance(instance);
 
     RendererPpapiHostImpl* host =
@@ -191,6 +191,9 @@ class HostDispatcherWrapper
           is_external_));
     }
   }
+  virtual base::ProcessId GetPeerProcessId() OVERRIDE {
+    return peer_pid_;
+  }
 
   ppapi::proxy::HostDispatcher* dispatcher() { return dispatcher_.get(); }
 
@@ -760,7 +763,8 @@ bool PepperPluginDelegateImpl::CanComposeInline() const {
 
 void PepperPluginDelegateImpl::PluginCrashed(
     webkit::ppapi::PluginInstance* instance) {
-  render_view_->PluginCrashed(instance->module()->path());
+  render_view_->PluginCrashed(instance->module()->path(),
+                              instance->module()->GetPeerProcessId());
   UnSetAndDeleteLockTargetAdapter(instance);
 }