Remove mojo:: part of mojo::shell:: nested namespace in //shell.

shell/command_line_util_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 "shell/command_line_util.h"
 
 #include "base/logging.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace mojo {
 namespace shell {
 namespace {
 
 TEST(CommandLineUtil, ParseArgsFor) {
   static const struct Expectation {
     const char* args;
     const char* value;
   } EXPECTATIONS[] = {
       {"", nullptr},
       {"hello", nullptr},
@@ skipping 52 matching lines @@
         for (const char** value = expectation.values; *value; ++value)
           expected_args.push_back(*value);
       }
       EXPECT_EQ(expected_args, args);
     }
   }
 }
 
 }  // namespace
 }  // namespace shell
-}  // namespace mojo