Implement skia sandbox callback

skia/ext/skia_sandbox_support_win.cc

+// Copyright (c) 2006-2008 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 "build/build_config.h"

[vandebo (ex-Chrome), 2011/11/22 21:07:05]

nit: I don't think you need build_config any more.

[arthurhsu, 2011/11/22 22:06:34]

Done.

+
+#include "skia_sandbox_support_win.h"
+#include "SkFontHost.h"
+#include "SkTypeface_win.h"
+
+static SkiaEnsureTypefaceAccessible g_skia_ensure_typeface_accessible;

[vandebo (ex-Chrome), 2011/11/22 21:07:05]

nit: = NULL - I know the C spec already does it, but making it explicit makes it
easier to read and reason about.

[arthurhsu, 2011/11/22 22:06:34]

Done.

+
+SK_API void SetSkiaEnsureTypefaceAccessible(SkiaEnsureTypefaceAccessible func) {
+  g_skia_ensure_typeface_accessible = func;
+}
+
+// static
+void SkFontHost::EnsureTypefaceAccessible(const SkTypeface& typeface) {
+  if (g_skia_ensure_typeface_accessible) {
+    LOGFONT lf;
+    SkLOGFONTFromTypeface(&typeface, &lf);
+    g_skia_ensure_typeface_accessible(lf);
+  }
+}