Move IPC tests into anonymous namespaces.

ipc/ipc_channel_posix_unittest.cc

 // Copyright (c) 2012 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.
 
 // These tests are POSIX only.
 
 #include "ipc/ipc_channel_posix.h"
 
 #include <fcntl.h>
 #include <sys/socket.h>
@@ skipping 74 matching lines @@
   }
 
  private:
   // The current status of the listener.
   STATUS status_;
   // If |quit_only_on_message_| then the listener will only break out of
   // the run loop when kQuitMessage is received.
   bool quit_only_on_message_;
 };
 
-}  // namespace
-
 class IPCChannelPosixTest : public base::MultiProcessTest {
  public:
   static void SetUpSocket(IPC::ChannelHandle *handle,
                           IPC::Channel::Mode mode);
   static void SpinRunLoop(base::TimeDelta delay);
   static const std::string GetConnectionSocketName();
   static const std::string GetChannelDirName();
 
  protected:
   virtual void SetUp();
@@ skipping 311 matching lines @@
   // it.
   bool connected = channel.Connect();
   if (connected) {
     IPCChannelPosixTest::SpinRunLoop(TestTimeouts::action_max_timeout());
     EXPECT_EQ(IPCChannelPosixTestListener::CHANNEL_ERROR, listener.status());
   } else {
     EXPECT_EQ(IPCChannelPosixTestListener::DISCONNECTED, listener.status());
   }
   return 0;
 }
+
+}  // namespace