[Linux] Load plugins out-of-process.

content/browser/plugin_service.cc

Index: content/browser/plugin_service.cc
diff --git a/content/browser/plugin_service.cc b/content/browser/plugin_service.cc
index 7eee9a4e78d4d857408f578504412c5b5096908c..097faa704ffb68b1e63977f1ff1a8aeea1e990af 100644
--- a/content/browser/plugin_service.cc
+++ b/content/browser/plugin_service.cc
@@ -66,8 +66,7 @@ static void GetPluginsForGroupsCallback(
 // Callback set on the PluginList to assert that plugin loading happens on the
 // correct thread.
 void WillLoadPluginsCallback() {
-  // TODO(rsesek): Change these to CHECKs.
-#if defined(OS_WIN) || (defined(OS_POSIX) && !defined(OS_MACOSX))
+#if defined(OS_WIN)
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 #else
   CHECK(false) << "Plugin loading should happen out-of-process.";
@@ -496,7 +495,7 @@ void PluginService::GetPlugins(const GetPluginsCallback& callback) {
   scoped_refptr<base::MessageLoopProxy> target_loop(
       MessageLoop::current()->message_loop_proxy());
 
-#if defined(OS_WIN) || (defined(OS_POSIX) && !defined(OS_MACOSX))
+#if defined(OS_WIN)
   BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
       base::Bind(&PluginService::GetPluginsInternal, base::Unretained(this),
           target_loop, callback));