Move mojo::internal::MessageBuilder out of the |internal| namespace.

mojo/public/cpp/bindings/tests/router_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdlib.h>
 #include <string.h>
 
 #include "mojo/public/cpp/bindings/lib/message_builder.h"
 #include "mojo/public/cpp/bindings/lib/router.h"
 #include "mojo/public/cpp/bindings/tests/message_queue.h"
 #include "mojo/public/cpp/environment/environment.h"
 #include "mojo/public/cpp/system/macros.h"
 #include "mojo/public/cpp/utility/run_loop.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace test {
 namespace {
 
 void AllocRequestMessage(uint32_t name, const char* text, Message* message) {
   size_t payload_size = strlen(text) + 1;  // Plus null terminator.
-  internal::RequestMessageBuilder builder(name, payload_size);
+  RequestMessageBuilder builder(name, payload_size);
   memcpy(builder.buffer()->Allocate(payload_size), text, payload_size);
 
   builder.message()->MoveTo(message);
 }
 
 void AllocResponseMessage(uint32_t name,
                           const char* text,
                           uint64_t request_id,
                           Message* message) {
   size_t payload_size = strlen(text) + 1;  // Plus null terminator.
-  internal::ResponseMessageBuilder builder(name, payload_size, request_id);
+  ResponseMessageBuilder builder(name, payload_size, request_id);
   memcpy(builder.buffer()->Allocate(payload_size), text, payload_size);
 
   builder.message()->MoveTo(message);
 }
 
 class MessageAccumulator : public MessageReceiver {
  public:
   explicit MessageAccumulator(MessageQueue* queue) : queue_(queue) {}
 
   bool Accept(Message* message) override {
@@ skipping 321 matching lines @@
     EXPECT_TRUE(generator.has_responder());
   }
 
   EXPECT_FALSE(generator.responder_is_valid());
   generator.CompleteWithResponse();  // This should end up doing nothing.
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo