Consolidates view_manager typedefs

mojo/services/public/cpp/view_manager/tests/view_tree_node_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 "mojo/services/public/cpp/view_manager/view_tree_node.h"
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/services/public/cpp/view_manager/lib/view_tree_node_private.h"
 #include "mojo/services/public/cpp/view_manager/util.h"
@@ skipping 332 matching lines @@
   p111.phase = ViewTreeNodeObserver::DISPOSITION_CHANGING;
   EXPECT_TRUE(TreeChangeParamsMatch(p111, o111.received_params().front()));
   p111.phase = ViewTreeNodeObserver::DISPOSITION_CHANGED;
   EXPECT_TRUE(TreeChangeParamsMatch(p111, o111.received_params().back()));
 }
 
 namespace {
 
 typedef std::vector<std::string> Changes;
 
-std::string NodeIdToString(TransportNodeId id) {
+std::string NodeIdToString(Id id) {
   return (id == 0) ? "null" :
       base::StringPrintf("%d,%d", HiWord(id), LoWord(id));
 }
 
 std::string RectToString(const gfx::Rect& rect) {
   return base::StringPrintf("%d,%d %dx%d",
                             rect.x(), rect.y(), rect.width(), rect.height());
 }
 
 std::string PhaseToString(ViewTreeNodeObserver::DispositionChangePhase phase) {
@@ skipping 51 matching lines @@
         "node=0,1 old_bounds=0,0 0x0 new_bounds=0,0 100x100 phase=changing",
         changes[0]);
     EXPECT_EQ(
         "node=0,1 old_bounds=0,0 0x0 new_bounds=0,0 100x100 phase=changed",
         changes[1]);
   }
 }
 
 }  // namespace view_manager
 }  // namespace mojo