Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/service/break_on_function_test.dart

Index: runtime/observatory/tests/service/break_on_function_test.dart
diff --git a/runtime/observatory/tests/service/break_on_function_test.dart b/runtime/observatory/tests/service/break_on_function_test.dart
index 128322c7eddd285bf18e295c257cf1558e875a98..e428b25e24b355c175e2b552a81b856cbf13e561 100644
--- a/runtime/observatory/tests/service/break_on_function_test.dart
+++ b/runtime/observatory/tests/service/break_on_function_test.dart
@@ -11,8 +11,7 @@ import 'dart:developer';
 
 const int LINE_A = 14;
 
-testFunction(flag) {
-  // Line A.
+testFunction(flag) {  // Line A.
   if (flag) {
     print("Yes");
   } else {
@@ -28,28 +27,29 @@ testMain() {
 }
 
 var tests = [
-  hasStoppedAtBreakpoint,
+
+hasStoppedAtBreakpoint,
 
 // Add breakpoint
-  (Isolate isolate) async {
-    var rootLib = await isolate.rootLibrary.load();
-    var function =
-        rootLib.functions.singleWhere((f) => f.name == 'testFunction');
+(Isolate isolate) async {
+  var rootLib = await isolate.rootLibrary.load();
+  var function = rootLib.functions.singleWhere((f) => f.name == 'testFunction');
+
+  var bpt = await isolate.addBreakpointAtEntry(function);
+  expect(bpt is Breakpoint, isTrue);
+  print(bpt);
+},
 
-    var bpt = await isolate.addBreakpointAtEntry(function);
-    expect(bpt is Breakpoint, isTrue);
-    print(bpt);
-  },
+resumeIsolate,
 
-  resumeIsolate,
+hasStoppedAtBreakpoint,
+stoppedAtLine(LINE_A),
+resumeIsolate,
 
-  hasStoppedAtBreakpoint,
-  stoppedAtLine(LINE_A),
-  resumeIsolate,
+hasStoppedAtBreakpoint,
+stoppedAtLine(LINE_A),
+resumeIsolate,
 
-  hasStoppedAtBreakpoint,
-  stoppedAtLine(LINE_A),
-  resumeIsolate,
 ];
 
 main(args) => runIsolateTests(args, tests, testeeConcurrent: testMain);