Run dartfmt on all files under runtime.

runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart

Index: runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart
diff --git a/runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart b/runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart
index 6d7b8fd45e520143156770a3b7efa4f7f7d8bdff..742ee495664430d771582b5efa29a6a756188800 100644
--- a/runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart
+++ b/runtime/observatory/tests/service/get_allocation_profile_rpc_test.dart
@@ -12,16 +12,15 @@ import 'test_helper.dart';
 Future sleep(int milliseconds) {
   Completer completer = new Completer();
   Duration duration = new Duration(milliseconds: milliseconds);
-  new Timer(duration, () => completer.complete() );
+  new Timer(duration, () => completer.complete());
   return completer.future;
 }
 
 var tests = [
   (Isolate isolate) async {
-    var params = {
-    };
-    var result = await isolate.invokeRpcNoUpgrade(
-        '_getAllocationProfile', params);
+    var params = {};
+    var result =
+        await isolate.invokeRpcNoUpgrade('_getAllocationProfile', params);
     expect(result['type'], equals('AllocationProfile'));
     expect(result.containsKey('dateLastAccumulatorReset'), isFalse);
     expect(result.containsKey('dateLastServiceGC'), isFalse);
@@ -33,7 +32,7 @@ var tests = [
 
     // reset.
     params = {
-      'reset' : 'true',
+      'reset': 'true',
     };
     result = await isolate.invokeRpcNoUpgrade('_getAllocationProfile', params);
     expect(result['type'], equals('AllocationProfile'));
@@ -54,7 +53,7 @@ var tests = [
 
     // gc.
     params = {
-      'gc' : 'full',
+      'gc': 'full',
     };
     result = await isolate.invokeRpcNoUpgrade('_getAllocationProfile', params);
     expect(result['type'], equals('AllocationProfile'));
@@ -73,38 +72,35 @@ var tests = [
     var secondGC = result['dateLastAccumulatorReset'];
     expect(secondGC, isNot(equals(firstGC)));
   },
-
   (Isolate isolate) async {
     var params = {
-      'reset' : 'banana',
+      'reset': 'banana',
     };
     bool caughtException;
     try {
       await isolate.invokeRpcNoUpgrade('_getAllocationProfile', params);
-      expect(false, isTrue, reason:'Unreachable');
+      expect(false, isTrue, reason: 'Unreachable');
     } on ServerRpcException catch (e) {
       caughtException = true;
       expect(e.code, equals(ServerRpcException.kInvalidParams));
       expect(e.data['details'],
-             "_getAllocationProfile: invalid \'reset\' parameter: banana");
+          "_getAllocationProfile: invalid \'reset\' parameter: banana");
     }
     expect(caughtException, isTrue);
   },
-
   (Isolate isolate) async {
     var params = {
-      'gc' : 'banana',
+      'gc': 'banana',
     };
     bool caughtException;
     try {
-      await isolate.invokeRpcNoUpgrade(
-          '_getAllocationProfile', params);
-      expect(false, isTrue, reason:'Unreachable');
+      await isolate.invokeRpcNoUpgrade('_getAllocationProfile', params);
+      expect(false, isTrue, reason: 'Unreachable');
     } on ServerRpcException catch (e) {
       caughtException = true;
       expect(e.code, equals(ServerRpcException.kInvalidParams));
       expect(e.data['details'],
-             "_getAllocationProfile: invalid \'gc\' parameter: banana");
+          "_getAllocationProfile: invalid \'gc\' parameter: banana");
     }
     expect(caughtException, isTrue);
   },