Remove unused defines and includes from FontPlatformDataWin

Now that we no longer have HFONT references in FontPlatformDataWin we
can remove a bunch of defines and includes.

R=schenney@chromium.org

Review URL: https://codereview.chromium.org/200693004

git-svn-id: svn://svn.chromium.org/blink/trunk@169779 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/platform/fonts/win/FontPlatformDataWin.cpp

@@ -37,13 +37,10 @@
 #include "platform/fonts/harfbuzz/HarfBuzzFace.h"
 #include "platform/fonts/win/SkiaFontWin.h"
 #include "platform/graphics/GraphicsContext.h"
-#include "platform/win/HWndDC.h"
 #include "public/platform/Platform.h"
 #include "public/platform/win/WebSandboxSupport.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/StdLibExtras.h"
-#include <mlang.h>
-#include <objidl.h>
 #include <windows.h>
 
 namespace WebCore {

third_party/WebKit/Source/platform/fonts/win/FontPlatformDataWin.h

@@ -46,10 +46,6 @@
 #include "wtf/RefPtr.h"
 #include "wtf/text/StringImpl.h"
 
-#include <usp10.h>
-
-typedef struct HFONT__ *HFONT;
-
 namespace WebCore {
 
 class FontDescription;