Cosmetic cleanup to texture_layer mailboxes.

content/renderer/browser_plugin/browser_plugin_compositing_helper.cc

Index: content/renderer/browser_plugin/browser_plugin_compositing_helper.cc
diff --git a/content/renderer/browser_plugin/browser_plugin_compositing_helper.cc b/content/renderer/browser_plugin/browser_plugin_compositing_helper.cc
index 68696a9f2e9148760a7a8127a34af8a7a09c95ec..e9d53935d1296becb8092aa33794a80862c5b0b3 100644
--- a/content/renderer/browser_plugin/browser_plugin_compositing_helper.cc
+++ b/content/renderer/browser_plugin/browser_plugin_compositing_helper.cc
@@ -139,7 +139,7 @@ void BrowserPluginCompositingHelper::OnBuffersSwapped(
       return;
   }
 
-  cc::TextureLayer::MailboxCallback callback;
+  cc::TextureMailbox::ReleaseCallback callback;
   if (current_mailbox_valid) {
     callback = base::Bind(&BrowserPluginCompositingHelper::MailboxReleased,
                           scoped_refptr<BrowserPluginCompositingHelper>(this),
@@ -147,8 +147,8 @@ void BrowserPluginCompositingHelper::OnBuffersSwapped(
                           gpu_route_id,
                           gpu_host_id);
   }
-
-  texture_layer_->setTextureMailbox(mailbox_name, callback);
+  texture_layer_->setTextureMailbox(cc::TextureMailbox(mailbox_name,
+                                                       callback));
   last_mailbox_valid_ = current_mailbox_valid;
 }