Support using a mock SDK with the resolver in code-transformers, and switch

pkg/polymer/lib/src/build/script_compactor.dart

Index: pkg/polymer/lib/src/build/script_compactor.dart
diff --git a/pkg/polymer/lib/src/build/script_compactor.dart b/pkg/polymer/lib/src/build/script_compactor.dart
index b633360cb27610da7432724910bb1394b32d6a52..d11b6167149d8391c0bae83eb8ed08976b279ead 100644
--- a/pkg/polymer/lib/src/build/script_compactor.dart
+++ b/pkg/polymer/lib/src/build/script_compactor.dart
@@ -45,7 +45,47 @@ class ScriptCompactor extends Transformer {
   final TransformOptions options;
 
   ScriptCompactor(this.options, {String sdkDir})
-      : resolvers = new Resolvers(sdkDir != null ? sdkDir : dartSdkDirectory);
+      // TODO(sigmund): consider restoring here a resolver that uses the real
+      // SDK once the analyzer is lazy and only an resolves what it needs:
+      //: resolvers = new Resolvers(sdkDir != null ? sdkDir : dartSdkDirectory);
+      : resolvers = new Resolvers.fromMock({
+        // The list of types below is derived from:
+        //   * types we use via our smoke queries, including HtmlElement and
+        //     types from `_typeHandlers` (deserialize.dart)
+        //   * types that are used internally by the resolver (see
+        //   _initializeFrom in resolver.dart).
+        'dart:core': '''
+            library dart.core;
+            class Object {}
+            class Function {}
+            class StackTrace {}
+            class Symbol {}
+            class Type {}
+
+            class String extends Object {}
+            class bool extends Object {}
+            class num extends Object {}
+            class int extends num {}
+            class double extends num {}
+            class DateTime extends Object {}
+            class Null extends Object {}
+
+            class Deprecated extends Object {
+              final String expires;
+              const Deprecated(this.expires);
+            }
+            const Object deprecated = const Deprecated("next release");
+
+            class List<V> extends Object {}
+            class Map<K, V> extends Object {}
+            ''',
+        'dart:html': '''
+            library dart.html;
+            class HtmlElement {}
+            ''',
+      });
+
+
 
   /// Only run on entry point .html files.
   // TODO(nweiz): This should just take an AssetId when barback <0.13.0 support