Implement API for accessing fonts installed locally on the system.

third_party/WebKit/Source/core/css/LocalFontFace.idl

Index: third_party/WebKit/Source/core/css/LocalFontFace.idl
diff --git a/third_party/WebKit/Source/modules/filesystem/DOMFileSystem.idl b/third_party/WebKit/Source/core/css/LocalFontFace.idl
similarity index 81%
copy from third_party/WebKit/Source/modules/filesystem/DOMFileSystem.idl
copy to third_party/WebKit/Source/core/css/LocalFontFace.idl
index 80f50321c43a5b43172978b5ad58ec7bfcf60339..d0c666779fbf54bc66d46b3fe2903f5f2d68f84c 100644
--- a/third_party/WebKit/Source/modules/filesystem/DOMFileSystem.idl
+++ b/third_party/WebKit/Source/core/css/LocalFontFace.idl
@@ -1,6 +1,5 @@
 /*
- * Copyright (C) 2010 Google Inc. All rights reserved.
- * Copyright (C) 2011 Apple Inc. All rights reserved.
+ * Copyright (C) 2016 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
@@ -30,10 +29,12 @@
  */
 
 [
-    NoInterfaceObject,
     ActiveDOMObject,
-    GarbageCollected,
-] interface DOMFileSystem {
-    readonly attribute DOMString name;
-    readonly attribute DirectoryEntry root;
+    WillBeGarbageCollected,
+    RuntimeEnabled=FontAccess,
+    APIExperimentEnabled=FontAccess
+] interface LocalFontFace : FontFace {
+    readonly attribute DOMString styleName;
+    readonly attribute DOMString fullName;
+    [CallWith=ScriptState] readonly attribute Promise binaryData;
 };