Move IPC tests into anonymous namespaces.

This reduces chances of (very confusing) name collisions between different
tests.

Review URL: https://codereview.chromium.org/11865015

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@176430 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 2a3aa7b56211437d70787ebe9da514d288957d5f
diff --git a/ipc/ipc_channel_unittest.cc b/ipc/ipc_channel_unittest.cc
index 6b63ae0..bb7403f 100644
--- a/ipc/ipc_channel_unittest.cc
+++ b/ipc/ipc_channel_unittest.cc
@@ -34,6 +34,8 @@
 #include "ipc/ipc_test_base.h"
 #include "testing/multiprocess_func_list.h"
 
+namespace {
+
 const size_t kLongMessageStringNumBytes = 50000;
 
 class IPCChannelTest : public IPCTestBase {
@@ -334,3 +336,5 @@
   MessageLoop::current()->Run();
   return 0;
 }
+
+}  // namespace