Make chromeos CUPS printing code namespaces consistent.

chromeos/printing/ppd_provider_unittest.cc

 // Copyright 2016 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 <map>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/scoped_task_environment.h"
 #include "base/test/test_message_loop.h"
 #include "base/threading/sequenced_task_runner_handle.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "chromeos/chromeos_paths.h"
 #include "chromeos/printing/ppd_cache.h"
 #include "chromeos/printing/ppd_provider.h"
 #include "net/url_request/test_url_request_interceptor.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
-namespace printing {
 
 namespace {
 
 // Name of the fake server we're resolving ppds from.
 const char kPpdServer[] = "bogus.google.com";
 
 // A pseudo-ppd that should get cupsFilter lines extracted from it.
 const char kCupsFilterPpdContents[] = R"(
 Other random contents that we don't care about.
 *cupsFilter: "application/vnd.cups-raster 0 my_filter"
@@ skipping 509 matching lines @@
       captured_resolve_ppd_[0].ppd_filters);
 
   EXPECT_EQ(PpdProvider::SUCCESS, captured_resolve_ppd_[1].code);
   EXPECT_EQ(kCupsFilter2PpdContents, captured_resolve_ppd_[1].ppd_contents);
   EXPECT_EQ(
       std::vector<std::string>({"another_real_filter", "the_real_filter"}),
       captured_resolve_ppd_[1].ppd_filters);
 }
 
 }  // namespace
-}  // namespace printing
 }  // namespace chromeos