Revert "Removed support deprecated (//@|/*@) source(URL|MappingURL)="

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 3657a81b1ac80d299a91b4ea40b33eafaadb0770..9c45dc0a9ed4dc27f3136e1fd165b99463e6f7d7 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -1610,7 +1610,8 @@ class V8_EXPORT StackFrame {
   /**
    * Returns the name of the resource that contains the script for the
    * function for this StackFrame or sourceURL value if the script name
-   * is undefined and its source ends with //# sourceURL=... string.
+   * is undefined and its source ends with //# sourceURL=... string or
+   * deprecated //@ sourceURL=... string.
    */
   Local<String> GetScriptNameOrSourceURL() const;