Service Worker: Simplify rejection code in Cache implementation

Source/modules/serviceworkers/Cache.idl

Index: Source/modules/serviceworkers/Cache.idl
diff --git a/Source/modules/serviceworkers/Cache.idl b/Source/modules/serviceworkers/Cache.idl
index aadbe2228b8e8c6796e278ae1be38f3e4b1d1dbf..d4b99a9f66af30ecd2f3efa0eb68d1f960dc0484 100644
--- a/Source/modules/serviceworkers/Cache.idl
+++ b/Source/modules/serviceworkers/Cache.idl
@@ -23,32 +23,32 @@
 ] interface Cache {
   // FIXME: Blink doesn't support union types, we use overrides instead. See http://crbug.com/240176
 
-  // [CallWith=ScriptState] Promise match((Request or ScalarValueString) request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise match(Request request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise match(ScalarValueString request, optional Dictionary queryParams);
+  // [CallWith=ScriptState, RaisesException] Promise match((Request or ScalarValueString) request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise match(Request request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise match(ScalarValueString request, optional Dictionary queryParams);
 
-  // [CallWith=ScriptState] Promise matchAll((Request or ScalarValueString) request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise matchAll(Request request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise matchAll(ScalarValueString request, optional Dictionary queryParams);
+  // [CallWith=ScriptState, RaisesException] Promise matchAll((Request or ScalarValueString) request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise matchAll(Request request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise matchAll(ScalarValueString request, optional Dictionary queryParams);
 
-  // [CallWith=ScriptState] Promise add((Request or ScalarValueString) request);
-  [CallWith=ScriptState] Promise add(Request request);
-  [CallWith=ScriptState] Promise add(ScalarValueString request);
+  // [CallWith=ScriptState, RaisesException] Promise add((Request or ScalarValueString) request);
+  [CallWith=ScriptState, RaisesException] Promise add(Request request);
+  [CallWith=ScriptState, RaisesException] Promise add(ScalarValueString request);
 
   // FIXME: The lack of union type support together with the sequence mean we can't use overrides here, instead
   // bind a generic type.
-  // [CallWith=ScriptState] Promise addAll(sequence<Request or ScalarValueString> requests);
-  [CallWith=ScriptState] Promise addAll(sequence<any> requests);
+  // [CallWith=ScriptState, RaisesException] Promise addAll(sequence<Request or ScalarValueString> requests);
+  [CallWith=ScriptState, RaisesException] Promise addAll(sequence<any> requests);
 
-  // [CallWith=ScriptState] Promise put((Request or ScalarValueString) request, Response response);
-  [CallWith=ScriptState] Promise put(Request request, Response response);
-  [CallWith=ScriptState] Promise put(ScalarValueString request, Response response);
+  // [CallWith=ScriptState, RaisesException] Promise put((Request or ScalarValueString) request, Response response);
+  [CallWith=ScriptState, RaisesException] Promise put(Request request, Response response);
+  [CallWith=ScriptState, RaisesException] Promise put(ScalarValueString request, Response response);
 
-  // [CallWith=ScriptState] Promise delete((Request or ScalarValueString) request, optional Dictionary queryParams);
-  [CallWith=ScriptState, ImplementedAs=deleteFunction] Promise delete(Request request, optional Dictionary queryParams);
-  [CallWith=ScriptState, ImplementedAs=deleteFunction] Promise delete(ScalarValueString request, optional Dictionary queryParams);
+  // [CallWith=ScriptState, RaisesException] Promise delete((Request or ScalarValueString) request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException, ImplementedAs=deleteFunction] Promise delete(Request request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException, ImplementedAs=deleteFunction] Promise delete(ScalarValueString request, optional Dictionary queryParams);
 
-  // [CallWith=ScriptState] Promise keys(optional (Request or ScalarValueString) request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise keys(optional Request request, optional Dictionary queryParams);
-  [CallWith=ScriptState] Promise keys(ScalarValueString request, optional Dictionary queryParams);
+  // [CallWith=ScriptState, RaisesException] Promise keys(optional (Request or ScalarValueString) request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise keys(optional Request request, optional Dictionary queryParams);
+  [CallWith=ScriptState, RaisesException] Promise keys(ScalarValueString request, optional Dictionary queryParams);
 };