Move wm/core to wm namespace.

ui/wm/core/masked_window_targeter.h

Index: ui/wm/core/masked_window_targeter.h
diff --git a/ui/wm/public/masked_window_targeter.h b/ui/wm/core/masked_window_targeter.h
similarity index 77%
rename from ui/wm/public/masked_window_targeter.h
rename to ui/wm/core/masked_window_targeter.h
index ad3140d3a763ebbbfb3548a792e6b7bf5396a69f..846021a6baad0ac3f51e25f89db58933c769a8a4 100644
--- a/ui/wm/public/masked_window_targeter.h
+++ b/ui/wm/core/masked_window_targeter.h
@@ -2,10 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef UI_WM_PUBLIC_MASKED_WINDOW_TARGETER_H_
-#define UI_WM_PUBLIC_MASKED_WINDOW_TARGETER_H_
+#ifndef UI_WM_CORE_MASKED_WINDOW_TARGETER_H_
+#define UI_WM_CORE_MASKED_WINDOW_TARGETER_H_
 
 #include "ui/aura/window_targeter.h"
+#include "ui/wm/core/wm_core_export.h"
 
 namespace gfx {
 class Path;
@@ -13,7 +14,7 @@ class Path;
 
 namespace wm {
 
-class MaskedWindowTargeter : public aura::WindowTargeter {
+class WM_CORE_EXPORT MaskedWindowTargeter : public aura::WindowTargeter {
  public:
   explicit MaskedWindowTargeter(aura::Window* masked_window);
   virtual ~MaskedWindowTargeter();
@@ -36,4 +37,4 @@ class MaskedWindowTargeter : public aura::WindowTargeter {
 
 }  // namespace wm
 
-#endif  // UI_WM_PUBLIC_MASKED_WINDOW_TARGETER_H_
+#endif  // UI_WM_CORE_MASKED_WINDOW_TARGETER_H_