Rename XMatching to XWhere.

tests/corelib/collection_removes_test.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 testRemove(Collection base) {
   int length = base.length;
   for (int i = 0; i < length; i++) {
     Expect.isFalse(base.isEmpty);
     base.remove(base.first);
   }
@@ skipping 27 matching lines @@
   String name = "$base.retainAll($retains) -> $retained";
   base.retainAll(retains);
   for (var value in base) {
     Expect.isTrue(retains.contains(value), "$name: Found $value");
   }
   for (var value in retained) {
     Expect.isTrue(base.contains(value), "$name: Found $value");
   }
 }
 
-testRemoveMatching(Collection base, bool test(value)) {
+testRemoveWhere(Collection base, bool test(value)) {
   Set retained = new Set();
   for (var element in base) {
     if (!test(element)) {
       retained.add(element);
     }
   }
-  String name = "$base.removeMatching(...) -> $retained";
-  base.removeMatching(test);
+  String name = "$base.removeWhere(...) -> $retained";
+  base.removeWhere(test);
   for (var value in base) {
     Expect.isFalse(test(value), "$name: Found $value");
   }
   for (var value in retained) {
     Expect.isTrue(base.contains(value), "$name: Found $value");
   }
 }
 
-testRetainMatching(Collection base, bool test(value)) {
+testRetainWhere(Collection base, bool test(value)) {
   Set retained = new Set();
   for (var element in base) {
     if (test(element)) {
       retained.add(element);
     }
   }
-  String name = "$base.retainMatching(...) -> $retained";
-  base.retainMatching(test);
+  String name = "$base.retainWhere(...) -> $retained";
+  base.retainWhere(test);
   for (var value in base) {
     Expect.isTrue(test(value), "$name: Found $value");
   }
   for (var value in retained) {
     Expect.isTrue(base.contains(value), "$name: Found $value");
   }
 }
 
 void main() {
   var collections = [
     [], [1], [2], [1, 2], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
     [1, 3, 5, 7, 9], [2, 4, 6, 8, 10]
   ];
   for (var base in collections) {
     for (var delta in collections) {
       testRemove(base.toList());
       testRemove(base.toSet());
 
       var deltaSet = delta.toSet();
       testRemoveAll(base.toList(), delta);
       testRemoveAll(base.toList(), deltaSet);
       testRetainAll(base.toList(), delta);
       testRetainAll(base.toList(), deltaSet);
-      testRemoveMatching(base.toList(), deltaSet.contains);
-      testRetainMatching(base.toList(),
+      testRemoveWhere(base.toList(), deltaSet.contains);
+      testRetainWhere(base.toList(),
                          (e) => !deltaSet.contains(e));
 
       testRemoveAll(base.toSet(), delta);
       testRemoveAll(base.toSet(), deltaSet);
       testRetainAll(base.toSet(), delta);
       testRetainAll(base.toSet(), deltaSet);
-      testRemoveMatching(base.toSet(), deltaSet.contains);
-      testRetainMatching(base.toSet(), (e) => !deltaSet.contains(e));
+      testRemoveWhere(base.toSet(), deltaSet.contains);
+      testRetainWhere(base.toSet(), (e) => !deltaSet.contains(e));
     }
   }
 }