Big merge from experimental to bleeding edge.

sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart

Index: sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart
diff --git a/sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart b/sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart
index cd661b177c6e36fecad20d7693239517edeb1310..a948a8311e4cf9044c309f611f48d2e84625890f 100644
--- a/sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart
+++ b/sdk/lib/_internal/compiler/implementation/lib/isolate_patch.dart
@@ -27,23 +27,3 @@ patch class ReceivePort {
     return new ReceivePortImpl();
   }
 }
-
-patch class Timer {
-  patch factory Timer(int milliseconds, void callback(Timer timer)) {
-    if (!hasTimer()) {
-      throw new UnsupportedError("Timer interface not supported.");
-    }
-    return new TimerImpl(milliseconds, callback);
-  }
-
-  /**
-   * Creates a new repeating timer. The [callback] is invoked every
-   * [milliseconds] millisecond until cancelled.
-   */
-  patch factory Timer.repeating(int milliseconds, void callback(Timer timer)) {
-    if (!hasTimer()) {
-      throw new UnsupportedError("Timer interface not supported.");
-    }
-    return new TimerImpl.repeating(milliseconds, callback);
-  }
-}