Rework compositor touch hit testing

Source/core/testing/LayerRectList.idl

Index: Source/core/testing/LayerRectList.idl
diff --git a/Source/modules/crypto/WindowCrypto.idl b/Source/core/testing/LayerRectList.idl
similarity index 90%
copy from Source/modules/crypto/WindowCrypto.idl
copy to Source/core/testing/LayerRectList.idl
index 46ef6c4b039fbe298f3c8a1c71fd80f3ef58bb30..75516671b0af795b13a38e71b91e7b88696b1437 100644
--- a/Source/modules/crypto/WindowCrypto.idl
+++ b/Source/core/testing/LayerRectList.idl
@@ -1,10 +1,10 @@
 /*
  * Copyright (C) 2013 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
  * met:
- *
+ * 
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ -14,7 +14,7 @@
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
- *
+ * 
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -29,8 +29,8 @@
  */
 
 [
-    ImplementedAs=DOMWindowCrypto
-] partial interface Window {
-    readonly attribute Crypto crypto;
+] interface LayerRectList {
+    readonly attribute unsigned long length;
+    getter LayerRect item([IsIndex,Default=Undefined] optional unsigned long index);
 };