Rename XMatching to XWhere.

sdk/lib/core/collection.dart

Index: sdk/lib/core/collection.dart
diff --git a/sdk/lib/core/collection.dart b/sdk/lib/core/collection.dart
index 7222b06990e43511db361ee712df98393db6d8b7..0f772d83ed000f578194ed245df8878a78cc16f1 100644
--- a/sdk/lib/core/collection.dart
+++ b/sdk/lib/core/collection.dart
@@ -72,8 +72,8 @@ abstract class Collection<E> extends Iterable<E> {
    *
    * An elements [:e:] satisfies [test] if [:test(e):] is true.
    */
-  void removeMatching(bool test(E element)) {
-    IterableMixinWorkaround.removeMatching(this, test);
+  void removeWhere(bool test(E element)) {
+    IterableMixinWorkaround.removeWhere(this, test);
   }
 
   /**
@@ -81,14 +81,14 @@ abstract class Collection<E> extends Iterable<E> {
    *
    * An elements [:e:] satisfies [test] if [:test(e):] is true.
    */
-  void retainMatching(bool test(E element)) {
-    IterableMixinWorkaround.retainMatching(this, test);
+  void retainWhere(bool test(E element)) {
+    IterableMixinWorkaround.retainWhere(this, test);
   }
 
   /**
    * Removes all elements of this collection.
    */
   void clear() {
-    IterableMixinWorkaround.removeMatching(this, (E e) => true);
+    IterableMixinWorkaround.removeWhere(this, (E e) => true);
   }
 }