Format all tests.

tests/language/covariant_test.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // Test that `covariant` can be parsed (and ignored) by
 // dart2js and the VM.
 // This test only checks for non-strong mode behavior.
 //
 // Generally, `covariant` should be ignored, when it is used in the right
 // places.
@@ skipping 26 matching lines @@
 covariant // //# 03: compile-time error
     x3;
 
 int
 covariant // //# 04: compile-time error
     get x4 => 499;
 
 void set x5(
     int
     covariant //# 05: compile-time error
-    val) {}
+        val) {}
 
 // Same without types.
 
 // Since `covariant` is a built-in identifier, it is not allowed here.
 covariant x6; // //# 06: compile-time error
 
 covariant covariant; // //# 06b: compile-time error
 
 // Getters may never have `covariant`.
 covariant // //# 07: compile-time error
@@ skipping 20 matching lines @@
 // It's a minor (acceptable) bug to not error out here.
 int f12(
     covariant //# 12: compile-time error
         int x) =>
     499;
 
 // `Covariant` must be in front of the types.
 int f13(
         int
     covariant //# 13: compile-time error
-        x) =>
+            x) =>
     499;
 
 // Covariant should not work on top-level methods.
 // It's a minor (acceptable) bug to not error out here.
 int f14(
     covariant //# 14: compile-time error
         final x) =>
     499;
 
 // `Covariant` must be in front of modifiers.
 int f15(
         final
     covariant //# 15: compile-time error
-        x) =>
+            x) =>
     499;
 
 // Covariant should not work on top-level methods.
 // It's a minor (acceptable) bug to not error out here.
 int f16(
     covariant //# 16: compile-time error
         final int x) =>
     499;
 
 // `Covariant` must be in front of modifiers.
 int f17(
         final
     covariant //# 17: compile-time error
-        int x) =>
+            int
+            x) =>
     499;
 
 // On its own, `covariant` is just a parameter name.
 int f18(covariant) => covariant;
 
 covariant; // //# 19: compile-time error
 
 // All of the above as statics in a class.
 class A {
   // Static fields may not have a covariant.
@@ skipping 28 matching lines @@
   covariant // //# 23: compile-time error
       x23;
 
   static int
   covariant // //# 24: compile-time error
       get x24 => 499;
 
   static void set x25(
       int
     covariant //# 25: compile-time error
-      val) {}
+          val) {}
 
   // Since `covariant` is a built-in identifier, it is not allowed here.
   static covariant x26; //# 26: compile-time error
   static covariant covariant; //# 26b: compile-time error
 
   // Getters may never have `covariant`.
   static
   covariant // //# 27: compile-time error
       get x27 => 499;
 
@@ skipping 29 matching lines @@
   // It's a minor (acceptable) bug to not error out here.
   static int f32(
       covariant //# 32: compile-time error
           int x) =>
       499;
 
   // `Covariant` must be in front of the types.
   static int f33(
           int
       covariant //# 33: compile-time error
-          x) =>
+              x) =>
       499;
 
   // Covariant should not work on top-level methods.
   // It's a minor (acceptable) bug to not error out here.
   static int f34(
       covariant //# 34: compile-time error
           final x) =>
       499;
 
   // `Covariant` must be in front of modifiers.
   static int f35(
           final
       covariant //# 35: compile-time error
-          x) =>
+              x) =>
       499;
 
   // Covariant should not work on top-level methods.
   // It's a minor (acceptable) bug to not error out here.
   static int f36(
       covariant //# 36: compile-time error
           final int x) =>
       499;
 
   // `Covariant` must be in front of modifiers.
   static int f37(
           final
       covariant //# 37: compile-time error
-          int x) =>
+              int
+              x) =>
       499;
 
   // `Covariant` on its own is just a parameter name.
   static int f38(covariant) => covariant;
 
   static covariant; // //# 39: compile-time error
 
 }
 
 // All of the above as instance members in a class.
@@ skipping 19 matching lines @@
       x43;
 
   // `covariant` in the wrong position.
   int
   covariant // //# 44: compile-time error
       get x44 => 499;
 
   void set x45(
       int
     covariant //# 45: compile-time error
-      val) {}
+          val) {}
 
   // Since `covariant` is a built-in identifier, it is not allowed here.
   covariant x46; //# 46: compile-time error
   covariant covariant; //# 46b: compile-time error
 
   // Getters may never have `covariant`.
   covariant // //# 47: compile-time error
   get x47 => 499;
 
   void set x48(
@@ skipping 13 matching lines @@
 
   int f52(
       covariant // //# 52: ok
           int x) =>
       499;
 
   // `Covariant` must be in front of the types.
   int f53(
           int
       covariant //# 53: compile-time error
-          x) =>
+              x) =>
       499;
 
   int f54(
       covariant // //# 54: ok
           final x) =>
       499;
 
   // `Covariant` must be in front of modifiers.
   int f55(
           final
       covariant //# 55: compile-time error
-          x) =>
+              x) =>
       499;
 
   int f56(
       covariant // //# 56: ok
           final int x) =>
       499;
 
   // `Covariant` must be in front of modifiers.
   int f57(
           final
       covariant //# 57: compile-time error
-          int x) =>
+              int
+              x) =>
       499;
 
   // `Covariant` on its own is just a parameter name.
   int f58(covariant) => covariant;
 
   covariant; // //# 59: compile-time error
 }
 
 void use(x) {}
 
@@ skipping 67 matching lines @@
   use(b.f51());
   use(b.f52(2));
   use(b.f53(2));
   use(b.f54(3));
   use(b.f55(3));
   use(b.f56(3));
   use(b.f57(3));
   Expect.equals(12345, b.f58(12345));
   use(B.covariant); // //# 59: continued
 }