Add an interface for Flash to clear its data.

content/browser/plugin_service_impl.cc

Index: content/browser/plugin_service_impl.cc
diff --git a/content/browser/plugin_service_impl.cc b/content/browser/plugin_service_impl.cc
index 65c9631a9d27ff2d201d4cef437bd4237ffa43a8..99924b14420e42b8b8c7aad34138d6e90260cd12 100644
--- a/content/browser/plugin_service_impl.cc
+++ b/content/browser/plugin_service_impl.cc
@@ -337,20 +337,26 @@ void PluginServiceImpl::OpenChannelToPpapiPlugin(
     PpapiPluginProcessHost::PluginClient* client) {
   PpapiPluginProcessHost* plugin_host = FindOrStartPpapiPluginProcess(
       path, client);
-  if (plugin_host)
+  if (plugin_host) {
     plugin_host->OpenChannelToPlugin(client);
-  else  // Send error.
-    client->OnChannelOpened(base::kNullProcessHandle, IPC::ChannelHandle());
+  } else {
+    // Send error.
+    client->OnPpapiChannelOpened(base::kNullProcessHandle,
+                                 IPC::ChannelHandle());
+  }
 }
 
 void PluginServiceImpl::OpenChannelToPpapiBroker(
     const FilePath& path,
     PpapiPluginProcessHost::BrokerClient* client) {
   PpapiPluginProcessHost* plugin_host = FindOrStartPpapiBrokerProcess(path);
-  if (plugin_host)
+  if (plugin_host) {
     plugin_host->OpenChannelToPlugin(client);
-  else  // Send error.
-    client->OnChannelOpened(base::kNullProcessHandle, IPC::ChannelHandle());
+  } else {
+    // Send error.
+    client->OnPpapiChannelOpened(base::kNullProcessHandle,
+                                 IPC::ChannelHandle());
+  }
 }
 
 void PluginServiceImpl::CancelOpenChannelToNpapiPlugin(