Add an analyzer option to properly check ".call" methods.

pkg/analyzer/test/options_test.dart

Index: pkg/analyzer/test/options_test.dart
diff --git a/pkg/analyzer/test/options_test.dart b/pkg/analyzer/test/options_test.dart
index fcff6ef73579438d4fda3129898e5b5c747aa60e..006fd6b3bfae3677d4704c605de86311d8eaedc4 100644
--- a/pkg/analyzer/test/options_test.dart
+++ b/pkg/analyzer/test/options_test.dart
@@ -19,6 +19,7 @@ main() {
       expect(options.dartSdkPath, isNotNull);
       expect(options.disableHints, isFalse);
       expect(options.displayVersion, isFalse);
+      expect(options.enableStrictCallChecks, isFalse);
       expect(options.enableTypeChecks, isFalse);
       expect(options.ignoreUnrecognizedFlags, isFalse);
       expect(options.log, isFalse);
@@ -48,6 +49,12 @@ main() {
       expect(options.definedVariables['bar'], isNull);
     });
 
+    test('enable strict call checks', () {
+      CommandLineOptions options = CommandLineOptions.parse(
+          ['--dart-sdk', '.', '--enable-strict-call-checks', 'foo.dart']);
+      expect(options.enableStrictCallChecks, isTrue);
+    });
+
     test('enable type checks', () {
       CommandLineOptions options = CommandLineOptions
           .parse(['--dart-sdk', '.', '--enable_type_checks', 'foo.dart']);