Nukes view_manager namespace

mojo/services/view_manager/test_change_tracker.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 "mojo/services/view_manager/test_change_tracker.h"
 
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/common/common_type_converters.h"
 #include "mojo/services/public/cpp/geometry/geometry_type_converters.h"
 #include "mojo/services/public/cpp/view_manager/util.h"
 
 namespace mojo {
-namespace view_manager {
 namespace service {
 
 std::string NodeIdToString(Id id) {
   return (id == 0) ? "null" :
       base::StringPrintf("%d,%d", HiWord(id), LoWord(id));
 }
 
 namespace {
 
 std::string RectToString(const gfx::Rect& rect) {
@@ skipping 214 matching lines @@
 }
 
 std::string TestNode::ToString() const {
   return base::StringPrintf("node=%s parent=%s view=%s",
                             NodeIdToString(node_id).c_str(),
                             NodeIdToString(parent_id).c_str(),
                             NodeIdToString(view_id).c_str());
 }
 
 }  // namespace service
-}  // namespace view_manager
 }  // namespace mojo