Deprecate Math object in corelib in favor of dart:math library.

tests/lib/math/math_parse_double_test.dart

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// Copyright (c) 2012, 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.
 
 // We temporarily test both the new math library and the old Math
 // class. This can easily be simplified once we get rid of the Math
 // class entirely.
 #library('math_parse_double_test');
-#import('dart:math', prefix: 'math');
 
-double parseDouble(String string) {
-  num x = Math.parseDouble(string);
-  num y = math.parseDouble(string);
-  Expect.equals(x, y);
-  return x;
-}
+#import('dart:math');
 
 void parseDoubleThrowsFormatException(str) {
-  Expect.throws(() => Math.parseDouble(str), (e) => e is FormatException);
-  Expect.throws(() => math.parseDouble(str), (e) => e is FormatException);
+  Expect.throws(() => parseDouble(str), (e) => e is FormatException);
 }
 
 void main() {
   Expect.equals(499.0, parseDouble("499"));
   Expect.equals(499.0, parseDouble("499.0"));
   Expect.equals(499.0, parseDouble("499.0"));
   Expect.equals(499.0, parseDouble("+499"));
   Expect.equals(-499.0, parseDouble("-499"));
   Expect.equals(499.0, parseDouble("   499   "));
   Expect.equals(499.0, parseDouble("   +499   "));
@@ skipping 89 matching lines @@
   parseDoubleThrowsFormatException(" -5. ");
   parseDoubleThrowsFormatException("1234567.e2");
   parseDoubleThrowsFormatException(" 1234567.e2 ");
   parseDoubleThrowsFormatException(" +1234567.e2 ");
   parseDoubleThrowsFormatException(" -1234567.e2 ");
   parseDoubleThrowsFormatException("+0x1234567890");
   parseDoubleThrowsFormatException("   +0x1234567890   ");
   parseDoubleThrowsFormatException("   +0x100   ");
   parseDoubleThrowsFormatException("+0x100");
 }