Rename 'dart:debugger' to 'dart:developer'

runtime/lib/developer.dart

Index: runtime/lib/developer.dart
diff --git a/tests/language/constructor_name_clash_lib.dart b/runtime/lib/developer.dart
similarity index 60%
copy from tests/language/constructor_name_clash_lib.dart
copy to runtime/lib/developer.dart
index 46ea6c0b3c621fcd1827750c10de66980b5b3057..c3c7042fb5f47d0006fd22c6c6b0530e1b7c4131 100644
--- a/tests/language/constructor_name_clash_lib.dart
+++ b/runtime/lib/developer.dart
@@ -2,13 +2,7 @@
 // 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 lib;
+import 'dart:_internal';

[Ivan Posva, 2015/05/08 20:45:04]

Why this import?

[Cutch, 2015/05/08 21:22:36]

Done.

 
-var global = 0;
-
-class A {
-  A() {
-    global += 10;
-    try {} catch(e) {} // no inline
-  }
-}
+patch void breakHere() native "Debugger_breakHere";
+patch void breakHereIf(bool expr) native "Debugger_breakHereIf";

[Ivan Posva, 2015/05/08 20:45:04]

breakHere({bool if: true, String msg});

Also the name feels awkward to me as it does not mention anything about the
debugger. "break" is an entirely different concept in the language.

[Cutch, 2015/05/08 21:22:36]

went with 'debugger({bool when: true, String msg})'