Simplify runtime type support.

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

Index: sdk/lib/_internal/compiler/implementation/lib/interceptors.dart
diff --git a/sdk/lib/_internal/compiler/implementation/lib/interceptors.dart b/sdk/lib/_internal/compiler/implementation/lib/interceptors.dart
index 573545491b9af43826effd06c766cb0f86887ae5..ba0c0cf19637844431fb11fad54e63e7011a405a 100644
--- a/sdk/lib/_internal/compiler/implementation/lib/interceptors.dart
+++ b/sdk/lib/_internal/compiler/implementation/lib/interceptors.dart
@@ -55,6 +55,25 @@ class JSBool implements bool {
   Type get runtimeType => createRuntimeType('bool');
 }
 
+get$runtimeType(receiver) {

[ngeoffray, 2012/11/22 17:09:39]

This is dead code now.

[karlklose, 2012/11/23 08:47:46]

Done.

+  if (receiver is int) {
+    return int;
+  } else if (receiver is String) {
+    return String;
+  } else if (receiver is double) {
+    return double;
+  } else if (receiver is bool) {
+    return bool;
+  } else if (receiver == null) {
+    return createRuntimeType('Null');
+  } else if (isJsArray(receiver)) {
+    // Call getRuntimeTypeString to get the name including type arguments.
+    return createRuntimeType(getRuntimeTypeString(receiver));
+  } else {
+    return UNINTERCEPTED(receiver.runtimeType);
+  }
+}
+
 /**
  * The interceptor class for [Null].
  */