DevTools: Remove target function from TimelineModel

Source/devtools/front_end/profiler/ProfilesPanel.js

Index: Source/devtools/front_end/profiler/ProfilesPanel.js
diff --git a/Source/devtools/front_end/profiler/ProfilesPanel.js b/Source/devtools/front_end/profiler/ProfilesPanel.js
index f2cd427dac10651ae150877bb1e8455b146a95e3..fd43b858033419b8bf067089d832b1e1f20123e0 100644
--- a/Source/devtools/front_end/profiler/ProfilesPanel.js
+++ b/Source/devtools/front_end/profiler/ProfilesPanel.js
@@ -656,10 +656,7 @@ WebInspector.ProfilesPanel.prototype = {
     {
         if (WebInspector.experimentsSettings.disableAgentsWhenProfile.isEnabled())
             WebInspector.inspectorView.setCurrentPanelLocked(toggled);
-        var isAcquiredInSomeTarget = false;
-        var targets = WebInspector.targetManager.targets();
-        for (var i = 0; i < targets.length; ++i)
-            isAcquiredInSomeTarget = isAcquiredInSomeTarget || targets[i].profilingLock.isAcquired();
+        var isAcquiredInSomeTarget = WebInspector.targetManager.targets().some(function(target) { return target.profilingLock.isAcquired(); });
         var enable = toggled || !isAcquiredInSomeTarget;
         this.recordButton.setEnabled(enable);
         this.recordButton.toggled = toggled;