Remove service-compiler related code.

tools/servicec/lib/src/primitives.dart

-// Copyright (c) 2015, the Dartino 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 old_servicec.primitives;
-
-enum PrimitiveType {
-  VOID,
-  BOOL,
-
-  UINT8,
-  UINT16,
-
-  INT8,
-  INT16,
-  INT32,
-  INT64,
-
-  FLOAT32,
-  FLOAT64
-}
-
-int size(PrimitiveType type) {
-  switch (type) {
-    case PrimitiveType.VOID: return 0;
-
-    case PrimitiveType.BOOL:
-    case PrimitiveType.INT8:
-    case PrimitiveType.UINT8: return 1;
-
-    case PrimitiveType.INT16:
-    case PrimitiveType.UINT16: return 2;
-
-    case PrimitiveType.FLOAT32:
-    case PrimitiveType.INT32: return 4;
-
-    case PrimitiveType.FLOAT64:
-    case PrimitiveType.INT64: return 8;
-  }
-  return -1;
-}
-
-PrimitiveType lookup(String identifier) {
-  Map<String, PrimitiveType> types = const {
-    'void'    : PrimitiveType.VOID,
-    'bool'    : PrimitiveType.BOOL,
-
-    'uint8'   : PrimitiveType.UINT8,
-    'uint16'  : PrimitiveType.UINT16,
-
-    'int8'    : PrimitiveType.INT8,
-    'int16'   : PrimitiveType.INT16,
-    'int32'   : PrimitiveType.INT32,
-    'int64'   : PrimitiveType.INT64,
-
-    'float32' : PrimitiveType.FLOAT32,
-    'float64' : PrimitiveType.FLOAT64,
-  };
-  return types[identifier];
-}