Removes dartc reliance on its own libraries, now can be targeted at any implementation's libraries

compiler/lib/corelib.dart

Index: compiler/lib/corelib.dart
diff --git a/compiler/lib/corelib.dart b/compiler/lib/corelib.dart
deleted file mode 100644
index 112a327bd5814a245836219492b693258621631b..0000000000000000000000000000000000000000
--- a/compiler/lib/corelib.dart
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/usr/bin/env 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.
-
-#library("corelib");
-#import("corelib_impl.dart");
-
-#source("clock.dart");
-#source("error.dart");
-#source("object.dart");
-#source("print.dart");
-#source("src/bool.dart");
-#source("src/collection.dart");
-#source("src/comparable.dart");
-#source("src/date.dart");
-#source("src/double.dart");
-#source("src/duration.dart");
-#source("src/exceptions.dart");
-#source("src/expect.dart");
-#source("src/function.dart");
-#source("src/future.dart");
-#source("src/hashable.dart");
-#source("src/int.dart");
-#source("src/iterable.dart");
-#source("src/iterator.dart");
-#source("src/list.dart");
-#source("src/map.dart");
-#source("src/math.dart");
-#source("src/num.dart");
-#source("src/pattern.dart");
-#source("src/queue.dart");
-#source("src/regexp.dart");
-#source("src/set.dart");
-#source("src/stopwatch.dart");
-#source("src/string.dart");
-#source("src/strings.dart");
-#source("src/string_buffer.dart");
-#source("src/time_zone.dart");
-#source("coverage.dart");