Run dartfmt on all files under runtime.

runtime/observatory/tests/service/rewind_test.dart

Index: runtime/observatory/tests/service/rewind_test.dart
diff --git a/runtime/observatory/tests/service/rewind_test.dart b/runtime/observatory/tests/service/rewind_test.dart
index 152d711d40d98fff3f38ce7b702ed05a0254ec73..a9563ebf1abd4c1db257e86e832a1aad14517169 100644
--- a/runtime/observatory/tests/service/rewind_test.dart
+++ b/runtime/observatory/tests/service/rewind_test.dart
@@ -32,54 +32,51 @@ b3(x) {
   if (global >= 100) {
     debugger();
   }
-  global = global + 1;  // Line A
+  global = global + 1; // Line A
   return sum;
 }
 
 @alwaysInline
-b2(x) => b3(x);  // Line B
+b2(x) => b3(x); // Line B
 
 @alwaysInline
-b1(x) => b2(x);  // Line C
+b1(x) => b2(x); // Line C
 
 test() {
   while (true) {
-    b1(10000);  // Line D
+    b1(10000); // Line D
   }
 }
 
 var tests = [
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_A),
-
   (Isolate isolate) async {
     // We are not able to rewind frame 0.
     bool caughtException;
     try {
       await isolate.rewind(0);
-      expect(false, isTrue, reason:'Unreachable');
-    } on ServerRpcException catch(e) {
+      expect(false, isTrue, reason: 'Unreachable');
+    } on ServerRpcException catch (e) {
       caughtException = true;
       expect(e.code, equals(ServerRpcException.kCannotResume));
       expect(e.message, 'Frame must be in bounds [1..9]: saw 0');
     }
     expect(caughtException, isTrue);
   },
-
   (Isolate isolate) async {
     // We are not able to rewind frame 10.
     bool caughtException;
     try {
       await isolate.rewind(10);
-      expect(false, isTrue, reason:'Unreachable');
-    } on ServerRpcException catch(e) {
+      expect(false, isTrue, reason: 'Unreachable');
+    } on ServerRpcException catch (e) {
       caughtException = true;
       expect(e.code, equals(ServerRpcException.kCannotResume));
       expect(e.message, 'Frame must be in bounds [1..9]: saw 10');
     }
     expect(caughtException, isTrue);
   },
-
   (Isolate isolate) async {
     // We are at our breakpoint with global=100.
     var result = await isolate.rootLibrary.evaluate('global');
@@ -91,18 +88,14 @@ var tests = [
     result = await isolate.rewind(1);
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_B),
-
   (Isolate isolate) async {
     var result = await isolate.resume();
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_A),
-
   (Isolate isolate) async {
     // global still is equal to 100.  We did not execute "global++".
     var result = await isolate.rootLibrary.evaluate('global');
@@ -114,10 +107,8 @@ var tests = [
     result = await isolate.resume();
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_A),
-
   (Isolate isolate) async {
     // global is now 101.
     var result = await isolate.rootLibrary.evaluate('global');
@@ -129,10 +120,8 @@ var tests = [
     result = await isolate.rewind(3);
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_D),
-
   (Isolate isolate) async {
     // Reset global to 0 and start again.
     var result = await isolate.rootLibrary.evaluate('global=0');
@@ -143,10 +132,8 @@ var tests = [
     result = await isolate.resume();
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_A),
-
   (Isolate isolate) async {
     // We are at our breakpoint with global=100.
     var result = await isolate.rootLibrary.evaluate('global');
@@ -158,16 +145,14 @@ var tests = [
     result = await isolate.rewind(2);
     expect(result['type'], equals('Success'));
   },
-
   hasStoppedAtBreakpoint,
   stoppedAtLine(LINE_C),
 ];
 
-
-main(args) => runIsolateTests(args, tests, testeeConcurrent: test,
-                              extraArgs:
-                              ['--trace-rewind',
-                               '--no-prune-dead-locals',
-                               '--enable-inlining-annotations',
-                               '--no-background-compilation',
-                               '--optimization-counter-threshold=10']);
+main(args) => runIsolateTests(args, tests, testeeConcurrent: test, extraArgs: [
+      '--trace-rewind',
+      '--no-prune-dead-locals',
+      '--enable-inlining-annotations',
+      '--no-background-compilation',
+      '--optimization-counter-threshold=10'
+    ]);