Continue deleting code in ui/.

ui/platform_window/platform_window.h

Index: ui/platform_window/platform_window.h
diff --git a/ui/platform_window/platform_window.h b/ui/platform_window/platform_window.h
index d5f5750e213f52de0581fdadf4aecb63c77545f6..ac324636bda9eff88263892d3b1bb0099227f52f 100644
--- a/ui/platform_window/platform_window.h
+++ b/ui/platform_window/platform_window.h
@@ -6,14 +6,27 @@
 #define UI_PLATFORM_WINDOW_PLATFORM_WINDOW_H_
 
 #include "base/memory/scoped_ptr.h"
-#include "ui/base/cursor/cursor.h"
 
 namespace gfx {
 class Rect;
 }
 
+#if defined(OS_WIN)
+typedef struct HINSTANCE__* HINSTANCE;
+typedef struct HICON__* HICON;
+typedef HICON HCURSOR;
+#endif
+
 namespace ui {
 
+#if defined(OS_WIN)
+typedef ::HCURSOR PlatformCursor;
+#elif defined(USE_X11)
+typedef unsigned long PlatformCursor;
+#else
+typedef void* PlatformCursor;
+#endif
+
 class PlatformWindowDelegate;
 
 // Platform window.