Revert "dart2js: add compiler builtins to the core-runtime."

pkg/compiler/lib/src/resolution/members.dart

Index: pkg/compiler/lib/src/resolution/members.dart
diff --git a/pkg/compiler/lib/src/resolution/members.dart b/pkg/compiler/lib/src/resolution/members.dart
index d07da41993da667b934864a67a989acd6dd10f7b..43a5fbb717eab03e3922a795f787d0127b93b92e 100644
--- a/pkg/compiler/lib/src/resolution/members.dart
+++ b/pkg/compiler/lib/src/resolution/members.dart
@@ -2950,8 +2950,6 @@ class ResolverVisitor extends MappingVisitor<ResolutionResult> {
           registry.registerJsCall(node, this);
         } else if (selector.name == 'JS_EMBEDDED_GLOBAL') {
           registry.registerJsEmbeddedGlobalCall(node, this);
-        } else if (selector.name == 'JS_BUILTIN') {
-          registry.registerJsBuiltinCall(node, this);
         } else if (selector.name == 'JS_INTERCEPTOR_CONSTANT') {
           if (!node.argumentsNode.isEmpty) {
             Node argument = node.argumentsNode.nodes.head;