DevTools: teach network UISourceCodes to return metadata

third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js

Index: third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js b/third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js
index 1793906970da15867359dcac81ea5bb5554f2c1d..821f935969cb00a98fcfb5df06e4ffbe1355a12b 100644
--- a/third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js
+++ b/third_party/WebKit/Source/devtools/front_end/sass/ASTSourceMap.js
@@ -66,6 +66,17 @@ WebInspector.ASTSourceMap.prototype = {
 
     /**
      * @override
+     * @param {string} sourceURL
+     * @return {?string}
+     */
+    embeddedContentByURL: function(sourceURL)
+    {
+        var model = this.modelForURL(sourceURL);
+        return model ? model.document.text.value() : "";
+    },
+
+    /**
+     * @override
      * @param {number} lineNumber
      * @param {number=} columnNumber
      * @return {?WebInspector.SourceMapEntry}