Access to imports in the VM's runtime mirrors. Extend test coverage of the source mirrors.

tests/compiler/dart2js/dart2js.status

Index: tests/compiler/dart2js/dart2js.status
diff --git a/tests/compiler/dart2js/dart2js.status b/tests/compiler/dart2js/dart2js.status
index 95d33aa22020d00dede78a058a816fcd3ff533ff..be09ac938754437d5a3ce22e241265e9aa631132 100644
--- a/tests/compiler/dart2js/dart2js.status
+++ b/tests/compiler/dart2js/dart2js.status
@@ -22,5 +22,12 @@ simple_inferrer_const_closure_test: Fail # Issue 16507
 simple_inferrer_const_closure2_test: Fail # Issue 16507
 simple_inferrer_global_field_closure_test: Fail # Issue 16507
 
+mirrors/library_exports_hidden_test: Fail

[rmacnak, 2014/02/04 22:47:19]

The VM and the source mirrors disagree about whether to include the implicit
import of dart:core (VM: yes, source mirrors: no). The VM does not remember
whether the import is implicit, nor the groupings of the combinators.

+mirrors/library_exports_shown_test: Fail
+mirrors/library_imports_hidden_test: Fail
+mirrors/library_imports_prefixed_test: Fail
+mirrors/library_imports_prefixed_show_hide_test: Fail
+mirrors/library_imports_shown_test: Fail
+
 [ $jscl || $runtime == drt || $runtime == dartium || $runtime == ff || $runtime == firefox || $runtime == chrome || $runtime == safari || $runtime == ie9 || $runtime == opera ]
 *: Skip # dart2js uses #import('dart:io'); and it is not self-hosted (yet).