Add sourceMapUrl params to SourceMapConsumer.

Author: AaronFriel

source-map.d.ts

@@ -3,6 +3,8 @@
 // Definitions by: Morten Houston Ludvigsen <https://github.com/MortenHoustonLudvigsen>,
 //                 Ron Buckton <https://github.com/rbuckton>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+export type SourceMapUrl = string;
+
 export interface StartOfSourceMap {
     file?: string;
     sourceRoot?: string;
@@ -186,17 +188,17 @@ export interface SourceMapConsumerConstructor {
     GREATEST_LOWER_BOUND: number;
     LEAST_UPPER_BOUND: number;
 
-    new (rawSourceMap: RawSourceMap): BasicSourceMapConsumer;
-    new (rawSourceMap: RawIndexMap): IndexedSourceMapConsumer;
-    new (rawSourceMap: RawSourceMap | RawIndexMap | string): BasicSourceMapConsumer | IndexedSourceMapConsumer;
+    new (rawSourceMap: RawSourceMap, sourceMapUrl?: SourceMapUrl): BasicSourceMapConsumer;
+    new (rawSourceMap: RawIndexMap, sourceMapUrl?: SourceMapUrl): IndexedSourceMapConsumer;
+    new (rawSourceMap: RawSourceMap | RawIndexMap | string, sourceMapUrl?: SourceMapUrl): BasicSourceMapConsumer | IndexedSourceMapConsumer;
 
     /**
      * Create a BasicSourceMapConsumer from a SourceMapGenerator.
      *
      * @param sourceMap
      *        The source map that will be consumed.
      */
-    fromSourceMap(sourceMap: SourceMapGenerator): BasicSourceMapConsumer;
+    fromSourceMap(sourceMap: SourceMapGenerator, sourceMapUrl?: SourceMapUrl): BasicSourceMapConsumer;
 }
 
 export const SourceMapConsumer: SourceMapConsumerConstructor;