Reapply "Rename mappedBy to map."

tests/corelib/iterable_mapping_test.dart

Index: tests/corelib/iterable_mapping_test.dart
diff --git a/tests/corelib/iterable_mapping_test.dart b/tests/corelib/iterable_mapping_test.dart
index 4cb7b97bc98cdf741b8f5cd87f18b721a7060e5d..eae0a2d6d9b48333f6bbd021932621e67f8c2efb 100644
--- a/tests/corelib/iterable_mapping_test.dart
+++ b/tests/corelib/iterable_mapping_test.dart
@@ -10,46 +10,40 @@ main() {
   set1.addAll([11, 12, 13]);
   Set set2 = new Set();
 
-  Iterable mapped = list1.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([2, 3, 4], mapped);
+  Iterable mapped = list1.map((x) => x + 1);
+  Expect.listEquals([2, 3, 4], mapped.toList());
 
-  mapped = mapped.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([3, 4, 5], mapped);
+  mapped = mapped.map((x) => x + 1);
+  Expect.listEquals([3, 4, 5], mapped.toList());
 
-  mapped = list2.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([5, 6], mapped);
+  mapped = list2.map((x) => x + 1);
+  Expect.listEquals([5, 6], mapped.toList());
 
-  mapped = mapped.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([6, 7], mapped);
+  mapped = mapped.map((x) => x + 1);
+  Expect.listEquals([6, 7], mapped.toList());
 
-  mapped = list3.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([], mapped);
+  mapped = list3.map((x) => x + 1);
+  Expect.listEquals([], mapped.toList());
 
-  mapped = mapped.mappedBy((x) => x + 1);
-  Expect.isTrue(mapped is List);
-  Expect.listEquals([], mapped);
+  mapped = mapped.map((x) => x + 1);
+  Expect.listEquals([], mapped.toList());
 
   var expected = new Set<int>()..addAll([12, 13, 14]);
-  mapped = set1.mappedBy((x) => x + 1);
+  mapped = set1.map((x) => x + 1);
   Expect.isFalse(mapped is List);
   Expect.setEquals(expected, mapped.toSet());
 
   expected = new Set<int>()..addAll([13, 14, 15]);
-  mapped = mapped.mappedBy((x) => x + 1);
+  mapped = mapped.map((x) => x + 1);
   Expect.isFalse(mapped is List);
   Expect.setEquals(expected, mapped.toSet());
 
-  mapped = set2.mappedBy((x) => x + 1);
+  mapped = set2.map((x) => x + 1);
   Expect.isFalse(mapped is List);
   Expect.listEquals([], mapped.toList());
 
-  mapped = mapped.mappedBy((x) => x + 1);
+  mapped = mapped.map((x) => x + 1);
   Expect.isFalse(mapped is List);
   Expect.listEquals([], mapped.toList());
 
-}
+}