Explicitly compute library errors in tests.

pkg/analyzer/lib/src/task/dart.dart

Index: pkg/analyzer/lib/src/task/dart.dart
diff --git a/pkg/analyzer/lib/src/task/dart.dart b/pkg/analyzer/lib/src/task/dart.dart
index e8443f87e0a9e61b75b5d019f4b110562fc7ffd2..a4db48ecc6a509e5000c06a81a0a7df603e89c5d 100644
--- a/pkg/analyzer/lib/src/task/dart.dart
+++ b/pkg/analyzer/lib/src/task/dart.dart
@@ -3349,18 +3349,18 @@ class VerifyUnitTask extends SourceBasedAnalysisTask {
     //
     validateDirectives(unit);
     //
-    // Use the ErrorVerifier to compute errors.
-    //
-    ErrorVerifier errorVerifier = new ErrorVerifier(errorReporter,
-        libraryElement, typeProvider, new InheritanceManager(libraryElement));
-    unit.accept(errorVerifier);
-    //
     // Use the ConstantVerifier to compute errors.
     //
     ConstantVerifier constantVerifier = new ConstantVerifier(
         errorReporter, libraryElement, typeProvider, context.declaredVariables);
     unit.accept(constantVerifier);
     //
+    // Use the ErrorVerifier to compute errors.
+    //
+    ErrorVerifier errorVerifier = new ErrorVerifier(errorReporter,
+        libraryElement, typeProvider, new InheritanceManager(libraryElement));
+    unit.accept(errorVerifier);
+    //
     // Record outputs.
     //
     outputs[VERIFY_ERRORS] = removeDuplicateErrors(errorListener.errors);