Use base::MessageLoop in more files.

webkit/tools/test_shell/simple_socket_stream_bridge.cc

Index: webkit/tools/test_shell/simple_socket_stream_bridge.cc
diff --git a/webkit/tools/test_shell/simple_socket_stream_bridge.cc b/webkit/tools/test_shell/simple_socket_stream_bridge.cc
index 85bdc068e3ca486b101ae03a134e818d30eb5747..50723f0c6a20d1bde4b1a2ff8b7fa6a5acee244b 100644
--- a/webkit/tools/test_shell/simple_socket_stream_bridge.cc
+++ b/webkit/tools/test_shell/simple_socket_stream_bridge.cc
@@ -25,7 +25,7 @@ const int kNoSocketId = 0;
 
 namespace {
 
-MessageLoop* g_io_thread;
+base::MessageLoop* g_io_thread;
 net::URLRequestContext* g_request_context;
 
 class WebSocketStreamHandleBridgeImpl
@@ -231,7 +231,7 @@ void WebSocketStreamHandleBridgeImpl::DoOnClose() {
 
 void WebSocketStreamHandleBridgeImpl::DoOnError(
     int error_code, const char* error_msg) {
-  DCHECK(MessageLoop::current() == message_loop_);
+  DCHECK(base::MessageLoop::current() == message_loop_);
   base::subtle::NoBarrier_AtomicIncrement(&num_pending_tasks_, -1);
   if (delegate_)
     delegate_->DidFail(handle_, error_code, ASCIIToUTF16(error_msg));