DevTools: support resolving a UILocation to multiple raw script locations

third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js

Index: third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js
diff --git a/third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js b/third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js
index 2b841554f19dbd03d647c997e4178f0f3fa3a26f..2ce3e92655beed3707754f4dbe6fcbcbc73db9ed 100644
--- a/third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js
+++ b/third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.js
@@ -421,14 +421,14 @@ Snippets.SnippetScriptMapping = class {
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @param {number} lineNumber
    * @param {number} columnNumber
-   * @return {?SDK.DebuggerModel.Location}
+   * @return {!Array<!SDK.DebuggerModel.Location>}
    */
-  uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber) {
+  uiLocationToRawLocations(uiSourceCode, lineNumber, columnNumber) {
     var script = this._scriptForUISourceCode.get(uiSourceCode);
-    if (!script)
-      return null;
-
-    return this._debuggerModel.createRawLocation(script, lineNumber, columnNumber);
+    var location;
+    if (script)
+      location = this._debuggerModel.createRawLocation(script, lineNumber, columnNumber);
+    return location ? [location] : [];
   }
 
   /**