Run formatter on a few frontend and kernel files that hadn't been formatted.

pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart

Index: pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart
diff --git a/pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart b/pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart
index a7fa55eb990065f4e67cb3997e170f7fecea3fa6..32432265e3a36378f7c5834662da5e4671c9039d 100644
--- a/pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart
+++ b/pkg/front_end/lib/src/fasta/analyzer/compile_platform_dartk.dart
@@ -109,7 +109,8 @@ mainEntryPoint(List<String> arguments) async {
           isStatic: true,
           isConst: true,
           initializer: literal,
-          fileUri: "${new Uri.file(source.fullName)}")..fileOffset = offset);
+          fileUri: "${new Uri.file(source.fullName)}")
+        ..fileOffset = offset);
     }
   }