Fix runtime strong mode error in ListMixin

pkg/dev_compiler/lib/js/common/dart_sdk.js

Index: pkg/dev_compiler/lib/js/common/dart_sdk.js
diff --git a/pkg/dev_compiler/lib/js/common/dart_sdk.js b/pkg/dev_compiler/lib/js/common/dart_sdk.js
index 503de63768532a11ccb5e5bd8515ce3ec7d791ad..e3d4b450a58b3601fba89afae8bd89e0441e35ab 100644
--- a/pkg/dev_compiler/lib/js/common/dart_sdk.js
+++ b/pkg/dev_compiler/lib/js/common/dart_sdk.js
@@ -5642,6 +5642,7 @@
   });
   _internal.POWERS_OF_TEN = dart.constList([1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0, 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0, 100000000000.0, 1000000000000.0, 10000000000000.0, 100000000000000.0, 1000000000000000.0, 10000000000000000.0, 100000000000000000.0, 1000000000000000000.0, 10000000000000000000.0, 100000000000000000000.0, 1e+21, 1e+22], core.double);
   const _string = Symbol('_string');
+  const _filter = Symbol('_filter');
   collection.ListMixin$ = dart.generic(E => {
     let ListIteratorOfE = () => (ListIteratorOfE = dart.constFn(_internal.ListIterator$(E)))();
     let VoidToE = () => (VoidToE = dart.constFn(dart.functionType(E, [])))();
@@ -5653,6 +5654,7 @@
     let ListOfE = () => (ListOfE = dart.constFn(core.List$(E)))();
     let SetOfE = () => (SetOfE = dart.constFn(core.Set$(E)))();
     let IterableOfE = () => (IterableOfE = dart.constFn(core.Iterable$(E)))();
+    let JSArrayOfE = () => (JSArrayOfE = dart.constFn(_interceptors.JSArray$(E)))();
     let ListMapViewOfE = () => (ListMapViewOfE = dart.constFn(_internal.ListMapView$(E)))();
     let ReversedListIterableOfE = () => (ReversedListIterableOfE = dart.constFn(_internal.ReversedListIterable$(E)))();
     let ETovoid = () => (ETovoid = dart.constFn(dart.functionType(dart.void, [E])))();
@@ -5934,13 +5936,14 @@
         return false;
       }
       removeWhere(test) {
-        collection.ListMixin._filter(this, test, false);
+        this[_filter](test, false);
       }
       retainWhere(test) {
-        collection.ListMixin._filter(this, test, true);
+        this[_filter](test, true);
       }
-      static _filter(source, test, retainMatching) {
-        let retained = [];
+      [_filter](test, retainMatching) {
+        let source = this;
+        let retained = JSArrayOfE().of([]);
         let length = source[dartx.length];
         for (let i = 0; i < dart.notNull(length); i++) {
           let element = source[dartx._get](i);
@@ -6202,6 +6205,7 @@
         remove: dart.definiteFunctionType(core.bool, [core.Object]),
         removeWhere: dart.definiteFunctionType(dart.void, [ETobool()]),
         retainWhere: dart.definiteFunctionType(dart.void, [ETobool()]),
+        [_filter]: dart.definiteFunctionType(dart.void, [dynamicTobool(), core.bool]),
         clear: dart.definiteFunctionType(dart.void, []),
         removeLast: dart.definiteFunctionType(E, []),
         sort: dart.definiteFunctionType(dart.void, [], [EAndEToint()]),
@@ -6219,9 +6223,7 @@
         removeAt: dart.definiteFunctionType(E, [core.int]),
         insertAll: dart.definiteFunctionType(dart.void, [core.int, IterableOfE()]),
         setAll: dart.definiteFunctionType(dart.void, [core.int, IterableOfE()])
-      }),
-      statics: () => ({_filter: dart.definiteFunctionType(dart.void, [core.List, dynamicTobool(), core.bool])}),
-      names: ['_filter']
+      })
     });
     dart.defineExtensionMembers(ListMixin, [
       'elementAt',
@@ -27107,7 +27109,6 @@
   });
   collection._DoubleLinkedQueueSentinel = _DoubleLinkedQueueSentinel();
   const _sentinel = Symbol('_sentinel');
-  const _filter = Symbol('_filter');
   collection.DoubleLinkedQueue$ = dart.generic(E => {
     let _DoubleLinkedQueueSentinelOfE = () => (_DoubleLinkedQueueSentinelOfE = dart.constFn(collection._DoubleLinkedQueueSentinel$(E)))();
     let DoubleLinkedQueueOfE = () => (DoubleLinkedQueueOfE = dart.constFn(collection.DoubleLinkedQueue$(E)))();