Update script to fetch new WebCore IDL

third_party/WebCore/html/canvas/WebGLDebugRendererInfo.idl

Index: third_party/WebCore/html/canvas/WebGLDebugRendererInfo.idl
diff --git a/third_party/WebCore/html/canvas/WebGLDebugRendererInfo.idl b/third_party/WebCore/html/canvas/WebGLDebugRendererInfo.idl
new file mode 100644
index 0000000000000000000000000000000000000000..b307a149835aed1206fa2cf64d7b3f4c12933264
--- /dev/null
+++ b/third_party/WebCore/html/canvas/WebGLDebugRendererInfo.idl
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2011 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:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+module html {
+    interface [
+        Conditional=WEBGL,
+        JSGenerateIsReachable=ImplContext,
+        OmitConstructor,
+        DoNotCheckConstants
+    ] WebGLDebugRendererInfo {
+        const unsigned int UNMASKED_VENDOR_WEBGL = 0x9245;
+        const unsigned int UNMASKED_RENDERER_WEBGL = 0x9246;
+    };
+}