Browser Plugin: Fixed browser process crash on embedder reload.

content/browser/browser_plugin/browser_plugin_embedder_helper.cc

Index: content/browser/browser_plugin/browser_plugin_embedder_helper.cc
diff --git a/content/browser/browser_plugin/browser_plugin_embedder_helper.cc b/content/browser/browser_plugin/browser_plugin_embedder_helper.cc
index 7039b2bb06fa548466dab0491ea084c5bc8387f4..6c15c98d11d411a8b82afec86345bd03478e8cfe 100644
--- a/content/browser/browser_plugin/browser_plugin_embedder_helper.cc
+++ b/content/browser/browser_plugin/browser_plugin_embedder_helper.cc
@@ -33,6 +33,8 @@ bool BrowserPluginEmbedderHelper::OnMessageReceived(
     const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(BrowserPluginEmbedderHelper, message)
+    IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_CreateGuest,
+                        OnCreateGuest);
     IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_NavigateGuest,
                         OnNavigateGuest);
     IPC_MESSAGE_HANDLER(BrowserPluginHostMsg_ResizeGuest, OnResizeGuest)
@@ -97,6 +99,19 @@ void BrowserPluginEmbedderHelper::OnHandleInputEvent(
                               reply_message);
 }
 
+void BrowserPluginEmbedderHelper::OnCreateGuest(
+    int instance_id,
+    const std::string& storage_partition_id,
+    bool persist_storage) {
+  // The first BrowserPluginHostMsg_CreateGuest message is handled in
+  // WebContentsImpl. All subsequent BrowserPluginHostMsg_CreateGuest
+  // messages are handled here.
+  embedder_->CreateGuest(render_view_host(),
+                         instance_id,
+                         storage_partition_id,
+                         persist_storage);
+}
+
 void BrowserPluginEmbedderHelper::OnNavigateGuest(
     int instance_id,
     const std::string& src,