Linux: plumb fontconfig call out to the sandbox host.

chrome/common/sandbox_methods_linux.h

+// Copyright (c) 2009 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.
+
+#ifndef CHROME_COMMON_SANDBOX_METHODS_LINUX_H_
+#define CHROME_COMMON_SANDBOX_METHODS_LINUX_H_
+
+// This is a list of sandbox IPC methods which the renderer may send to the
+// sandbox host. See http://code.google.com/p/chromium/LinuxSandboxIPC
+// This isn't the full list, values < 32 are reserved for methods called from
+// Skia.
+class LinuxSandbox {
+ public:
+  enum Methods {
+    METHOD_GET_FONT_FAMILY_FOR_CHARS = 32,
+  };
+};
+
+#endif  // CHROME_COMMON_SANDBOX_METHODS_LINUX_H_