Use dartfmt on Observatory code

runtime/observatory/lib/event.dart

 // Copyright (c) 2016, 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.
 
 import 'package:logging/logging.dart';
 import 'package:observatory/models.dart' as M;
 import 'package:observatory/service.dart' as S;
 
 class VMUpdateEvent implements M.VMUpdateEvent {
   final DateTime timestamp;
@@ skipping 88 matching lines @@
     assert(isolate != null);
   }
 }
 
 class PauseBreakpointEvent implements M.PauseBreakpointEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
   final Iterable<M.Breakpoint> pauseBreakpoints;
   final M.Frame topFrame;
   final bool atAsyncSuspension;
+
   /// [optional]
   final M.Breakpoint breakpoint;
-  PauseBreakpointEvent(this.timestamp, this.isolate,
-      Iterable<M.Breakpoint> pauseBreakpoints, this.topFrame,
-      this.atAsyncSuspension, [this.breakpoint])
-    : pauseBreakpoints = new List.unmodifiable(pauseBreakpoints){
+  PauseBreakpointEvent(
+      this.timestamp,
+      this.isolate,
+      Iterable<M.Breakpoint> pauseBreakpoints,
+      this.topFrame,
+      this.atAsyncSuspension,
+      [this.breakpoint])
+      : pauseBreakpoints = new List.unmodifiable(pauseBreakpoints) {
     assert(timestamp != null);
     assert(isolate != null);
     assert(pauseBreakpoints != null);
     assert(topFrame != null);
     assert(atAsyncSuspension != null);
   }
 }
 
 class PauseInterruptedEvent implements M.PauseInterruptedEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
   final M.Frame topFrame;
   final bool atAsyncSuspension;
-  PauseInterruptedEvent(this.timestamp, this.isolate, this.topFrame,
-      this.atAsyncSuspension) {
+  PauseInterruptedEvent(
+      this.timestamp, this.isolate, this.topFrame, this.atAsyncSuspension) {
     assert(timestamp != null);
     assert(isolate != null);
     assert(atAsyncSuspension != null);
   }
 }
 
 class PauseExceptionEvent implements M.PauseExceptionEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
   final M.Frame topFrame;
   final M.InstanceRef exception;
-  PauseExceptionEvent(this.timestamp, this.isolate, this.topFrame,
-      this.exception) {
+  PauseExceptionEvent(
+      this.timestamp, this.isolate, this.topFrame, this.exception) {
     assert(timestamp != null);
     assert(isolate != null);
     assert(topFrame != null);
     assert(exception != null);
   }
 }
 
 class ResumeEvent implements M.ResumeEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
@@ skipping 75 matching lines @@
     assert(isolate != null);
     assert(logRecord != null);
   }
 }
 
 class ExtensionEvent implements M.ExtensionEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
   final String extensionKind;
   final M.ExtensionData extensionData;
-  ExtensionEvent(this.timestamp, this.isolate, this.extensionKind,
-      this.extensionData) {
+  ExtensionEvent(
+      this.timestamp, this.isolate, this.extensionKind, this.extensionData) {
     assert(timestamp != null);
     assert(isolate != null);
     assert(extensionKind != null);
     assert(extensionData != null);
   }
 }
 
 class TimelineEventsEvent implements M.TimelineEventsEvent {
   final DateTime timestamp;
   final M.IsolateRef isolate;
   final Iterable<M.TimelineEvent> timelineEvents;
-  TimelineEventsEvent(this.timestamp, this.isolate,
-      Iterable<M.TimelineEvent> timelineEvents)
-    : timelineEvents = new List.unmodifiable(timelineEvents){
+  TimelineEventsEvent(
+      this.timestamp, this.isolate, Iterable<M.TimelineEvent> timelineEvents)
+      : timelineEvents = new List.unmodifiable(timelineEvents) {
     assert(timestamp != null);
     assert(isolate != null);
     assert(timelineEvents != null);
   }
 }
 
 class ConnectionClosedEvent implements M.ConnectionClosedEvent {
   final DateTime timestamp;
   final String reason;
   ConnectionClosedEvent(this.timestamp, this.reason) {
     assert(timestamp != null);
     assert(reason != null);
   }
 }
 
 M.Event createEventFromServiceEvent(S.ServiceEvent event) {
-  switch(event.kind) {
+  switch (event.kind) {
     case S.ServiceEvent.kVMUpdate:
       return new VMUpdateEvent(event.timestamp, event.vm);
     case S.ServiceEvent.kIsolateStart:
       return new IsolateStartEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kIsolateRunnable:
       return new IsolateRunnableEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kIsolateUpdate:
       return new IsolateUpdateEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kIsolateReload:
-      return new IsolateReloadEvent(event.timestamp, event.isolate, event.error);
+      return new IsolateReloadEvent(
+          event.timestamp, event.isolate, event.error);
     case S.ServiceEvent.kIsolateExit:
       return new IsolateExitEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kBreakpointAdded:
-      return new BreakpointAddedEvent(event.timestamp, event.isolate,
-          event.breakpoint);
+      return new BreakpointAddedEvent(
+          event.timestamp, event.isolate, event.breakpoint);
     case S.ServiceEvent.kBreakpointResolved:
-      return new BreakpointResolvedEvent(event.timestamp, event.isolate,
-          event.breakpoint);
+      return new BreakpointResolvedEvent(
+          event.timestamp, event.isolate, event.breakpoint);
     case S.ServiceEvent.kBreakpointRemoved:
-      return new BreakpointRemovedEvent(event.timestamp, event.isolate,
-        event.breakpoint);
+      return new BreakpointRemovedEvent(
+          event.timestamp, event.isolate, event.breakpoint);
     case S.ServiceEvent.kDebuggerSettingsUpdate:
       return new DebuggerSettingsUpdateEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kResume:
       return new ResumeEvent(event.timestamp, event.isolate, event.topFrame);
     case S.ServiceEvent.kPauseStart:
       return new PauseStartEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kPauseExit:
       return new PauseExitEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kPauseBreakpoint:
-      return new PauseBreakpointEvent(event.timestamp, event.isolate,
-          event.pauseBreakpoints, event.topFrame, event.atAsyncSuspension,
+      return new PauseBreakpointEvent(
+          event.timestamp,
+          event.isolate,
+          event.pauseBreakpoints,
+          event.topFrame,
+          event.atAsyncSuspension,
           event.breakpoint);
     case S.Isolate.kLoggingStream:
       return new LoggingEvent(event.timestamp, event.isolate, event.logRecord);
     case S.ServiceEvent.kPauseInterrupted:
       return new PauseInterruptedEvent(event.timestamp, event.isolate,
           event.topFrame, event.atAsyncSuspension);
     case S.ServiceEvent.kPauseException:
-      return new PauseExceptionEvent(event.timestamp, event.isolate,
-          event.topFrame, event.exception);
+      return new PauseExceptionEvent(
+          event.timestamp, event.isolate, event.topFrame, event.exception);
     case S.ServiceEvent.kInspect:
-      return new InspectEvent(event.timestamp, event.isolate,
-          event.inspectee);
+      return new InspectEvent(event.timestamp, event.isolate, event.inspectee);
     case S.ServiceEvent.kGC:
       return new GCEvent(event.timestamp, event.isolate);
     case S.ServiceEvent.kNone:
       return new NoneEvent(event.timestamp, event.isolate);
     default:
       // Ignore unrecognized events.
       Logger.root.severe('Unrecognized event: $event');
       return null;
   }
 }