Format analyzer, analysis_server, analyzer_plugin, front_end and kernel with the latest dartfmt.

pkg/analyzer/test/src/task/strong_mode_test.dart

Index: pkg/analyzer/test/src/task/strong_mode_test.dart
diff --git a/pkg/analyzer/test/src/task/strong_mode_test.dart b/pkg/analyzer/test/src/task/strong_mode_test.dart
index 6c5bda759965628616ba43335c53a57d9915316a..f8981aea27ebc0dad64b4fb3d9041e29616dad53 100644
--- a/pkg/analyzer/test/src/task/strong_mode_test.dart
+++ b/pkg/analyzer/test/src/task/strong_mode_test.dart
@@ -446,9 +446,7 @@ class VariableGathererTest extends ResolverTestCase {
   }
 
   test_visit_noReferences() async {
-    Source source = addNamedSource(
-        '/test.dart',
-        '''
+    Source source = addNamedSource('/test.dart', '''
 library lib;
 import 'dart:math';
 int zero = 0;
@@ -475,9 +473,7 @@ typedef void F();
   }
 
   Future<Set<VariableElement>> _gather([VariableFilter filter = null]) async {
-    Source source = addNamedSource(
-        '/test.dart',
-        '''
+    Source source = addNamedSource('/test.dart', '''
 const int zero = 0;
 class Counter {
   int value = zero;