Refactoring resolution of local access and unqualified access of statics

pkg/compiler/lib/src/helpers/trace.dart

Index: pkg/compiler/lib/src/helpers/trace.dart
diff --git a/pkg/compiler/lib/src/helpers/trace.dart b/pkg/compiler/lib/src/helpers/trace.dart
index a6bdcf67c2b307ef405b834893223cec8822ca6f..3225c269d882a538f688010e46735de83f953433 100644
--- a/pkg/compiler/lib/src/helpers/trace.dart
+++ b/pkg/compiler/lib/src/helpers/trace.dart
@@ -53,6 +53,12 @@ void _trace(String message, {bool condition(String stackTrace), int limit,
   }
 }
 
+/// Creates a function to use as an `condition` argument in [trace] that filters
+/// stack traces that contains any of the [exceptions].
+traceExceptions(List<String> exceptions) {
+  return (String stackTrace) => !exceptions.any(stackTrace.contains);
+}
+
 /// Function signature of [traceAndReport].
 typedef void TraceAndReport(Compiler compiler, Spannable node, String message,
                             {bool condition(String stackTrace), int limit,