Restructure public side of view_manager service.

mojo/services/view_manager/public/cpp/view_tracker.h

Index: mojo/services/view_manager/public/cpp/view_tracker.h
diff --git a/mojo/services/public/cpp/view_manager/view_tracker.h b/mojo/services/view_manager/public/cpp/view_tracker.h
similarity index 79%
rename from mojo/services/public/cpp/view_manager/view_tracker.h
rename to mojo/services/view_manager/public/cpp/view_tracker.h
index 71a218a94df6647507f120aa4ae9b4532462b840..547fb19669800e95b33fe8da778a5aeba9e51437 100644
--- a/mojo/services/public/cpp/view_manager/view_tracker.h
+++ b/mojo/services/view_manager/public/cpp/view_tracker.h
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_TRACKER_H_
-#define MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_TRACKER_H_
+#ifndef MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_TRACKER_H_
+#define MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_TRACKER_H_
 
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
-#include "mojo/services/public/cpp/view_manager/view_observer.h"
+#include "mojo/services/view_manager/public/cpp/view_observer.h"
 
 namespace mojo {
 
@@ -44,4 +44,4 @@ class ViewTracker : public ViewObserver {
 
 }  // namespace mojo
 
-#endif  // MOJO_SERVICES_PUBLIC_CPP_VIEW_MANAGER_VIEW_TRACKER_H_
+#endif  // MOJO_SERVICES_VIEW_MANAGER_PUBLIC_CPP_VIEW_TRACKER_H_