Fix tests after fixing constant fields with CFE.

TBR

R=brianwilkerson@google.com

Change-Id: I121694e2f7f865b521110bf41875f4557e456e33
Reviewed-on: https://dart-review.googlesource.com/68420
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>

Author: scheglov

pkg/analyzer/test/generated/checked_mode_compile_time_error_code_test.dart

@@ -421,16 +421,10 @@ var v = const C<String>();
     await computeAnalysisResult(source);
     assertErrors(
       source,
-      useCFE
-          ? [
-              CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE,
-              StaticTypeWarningCode.INVALID_ASSIGNMENT
-            ]
-          : [
-              CheckedModeCompileTimeErrorCode
-                  .CONST_CONSTRUCTOR_FIELD_TYPE_MISMATCH,
-              StaticTypeWarningCode.INVALID_ASSIGNMENT
-            ],
+      [
+        CheckedModeCompileTimeErrorCode.CONST_CONSTRUCTOR_FIELD_TYPE_MISMATCH,
+        StaticTypeWarningCode.INVALID_ASSIGNMENT
+      ],
     );
     verify([source]);
   }
@@ -462,12 +456,7 @@ var v = const C<int>();
     await computeAnalysisResult(source);
     assertErrors(
       source,
-      useCFE
-          ? [
-              CompileTimeErrorCode.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE,
-              StaticTypeWarningCode.INVALID_ASSIGNMENT
-            ]
-          : [StaticTypeWarningCode.INVALID_ASSIGNMENT],
+      [StaticTypeWarningCode.INVALID_ASSIGNMENT],
     );
     verify([source]);
   }