Code coverage in Observatory

runtime/bin/vmservice/client/lib/src/observatory/isolate.dart

 // Copyright (c) 2013, 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.
 
 part of observatory;
 
 /// State for a running isolate.
 class Isolate extends Observable {
   @observable Profile profile;
+  @observable final Map<String, Script> scripts =
+      toObservable(new Map<String, Script>());
   @observable final List<Code> codes = new List<Code>();
   @observable String id;
   @observable String name;
-  @observable final Map<String, ScriptSource> scripts =
-      toObservable(new Map<String, ScriptSource>());
 
   Isolate(this.id, this.name);
 
   String toString() => '$id $name';
 
   Code findCodeByAddress(int address) {
     for (var i = 0; i < codes.length; i++) {
       if (codes[i].contains(address)) {
         return codes[i];
       }
     }
   }
 
   Code findCodeByName(String name) {
     for (var i = 0; i < codes.length; i++) {
       if (codes[i].name == name) {
         return codes[i];
       }
     }
   }
 
   void resetCodeTicks() {
     Logger.root.info('Reset all code ticks.');
     for (var i = 0; i < codes.length; i++) {
       codes[i].resetTicks();
     }
   }
+
+  void updateCoverage(List coverages) {
+    for (var coverage in coverages) {
+      var id = coverage['script']['id'];
+      var script = scripts[id];
+      if (script == null) {
+        script = new Script.fromMap(coverage['script']);
+        scripts[id] = script;
+      }
+      assert(script != null);
+      script._processCoverageHits(coverage['hits']);
+    }
+  }
 }