Add use counters for lots of DOM APIs.

third_party/WebKit/Source/core/frame/Window.idl

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 19 matching lines @@
 [
     CheckSecurity=Receiver,
     ImplementedAs=DOMWindow,
     PrimaryGlobal,
 ] interface Window : EventTarget {
     // the current browsing context
     // FIXME: The spec uses the WindowProxy type for this and many other attributes.
     [Unforgeable, CallWith=ScriptState, CrossOrigin] readonly attribute Window window;
     [Replaceable, CallWith=ScriptState, CrossOrigin] readonly attribute Window self;
     [Unforgeable, CachedAccessor] readonly attribute Document document;
-    attribute DOMString name;
+    [Measure] attribute DOMString name;
     [PutForwards=href, Unforgeable, CrossOrigin=(Getter,Setter)] readonly attribute Location location;
     readonly attribute History history;
     [Replaceable, MeasureAs=BarPropLocationbar] readonly attribute BarProp locationbar;
     [Replaceable, MeasureAs=BarPropMenubar] readonly attribute BarProp menubar;
     [Replaceable, MeasureAs=BarPropPersonalbar] readonly attribute BarProp personalbar;
     [Replaceable, MeasureAs=BarPropScrollbars] readonly attribute BarProp scrollbars;
     [Replaceable, MeasureAs=BarPropStatusbar] readonly attribute BarProp statusbar;
     [Replaceable, MeasureAs=BarPropToolbar] readonly attribute BarProp toolbar;
     attribute DOMString status;
-    [CrossOrigin, CallWith=ExecutionContext] void close();
-    [CrossOrigin] readonly attribute boolean closed;
-    void stop();
-    [CrossOrigin, CallWith=ExecutionContext] void focus();
-    [CrossOrigin] void blur();
+    [Measure, CrossOrigin, CallWith=ExecutionContext] void close();
+    [Measure, CrossOrigin] readonly attribute boolean closed;
+    [Measure] void stop();
+    [Measure, CrossOrigin, CallWith=ExecutionContext] void focus();
+    [Measure, CrossOrigin] void blur();
 
     // other browsing contexts
-    [Replaceable, CallWith=ScriptState, CrossOrigin] readonly attribute Window frames;
-    [Replaceable, CrossOrigin] readonly attribute unsigned long length;
-    [Unforgeable, CrossOrigin] readonly attribute Window? top;
+    [Measure, Replaceable, CallWith=ScriptState, CrossOrigin] readonly attribute Window frames;
+    [Measure, Replaceable, CrossOrigin] readonly attribute unsigned long length;
+    [Measure, Unforgeable, CrossOrigin] readonly attribute Window? top;
     // FIXME: opener should be of type any.
-    [CrossOrigin, Custom=Setter] attribute Window opener;
-    [Replaceable, CrossOrigin] readonly attribute Window? parent;
+    [Measure, CrossOrigin, Custom=Setter] attribute Window opener;
+    [Measure, Replaceable, CrossOrigin] readonly attribute Window? parent;
     [CheckSecurity=ReturnValue, Custom=Getter] readonly attribute Element? frameElement;
     // FIXME: open() should have 4 optional arguments with defaults.
-    [Custom] Window? open(DOMString url, DOMString target, optional DOMString features);
+    [Measure, Custom] Window? open(DOMString url, DOMString target, optional DOMString features);
     // FIXME: These getters should not have [NotEnumerable].
-    [NotEnumerable, CrossOrigin] getter Window (unsigned long index);
-    [Custom, NotEnumerable, CrossOrigin] getter object (DOMString name);
+    [Measure, NotEnumerable, CrossOrigin] getter Window (unsigned long index);
+    [Measure, Custom, NotEnumerable, CrossOrigin] getter object (DOMString name);
 
     // the user agent
     [LogActivity=GetterOnly] readonly attribute Navigator navigator;
-    [LogActivity=GetterOnly] readonly attribute ApplicationCache applicationCache;
+    [Measure, LogActivity=GetterOnly] readonly attribute ApplicationCache applicationCache;
 
     // user prompts
     [Measure, CallWith=ScriptState] void alert();
     [Measure, CallWith=ScriptState] void alert(DOMString message);
     [Measure, CallWith=ScriptState] boolean confirm(optional DOMString message = "");
     [Measure, CallWith=ScriptState] DOMString? prompt(optional DOMString message = "", optional DOMString defaultValue = "");
     [Measure, CallWith=ScriptState] void print();
 
     [MeasureAs=UnprefixedRequestAnimationFrame] long requestAnimationFrame(FrameRequestCallback callback);
     void cancelAnimationFrame(long handle);
 
     [Measure] long requestIdleCallback(IdleRequestCallback callback, optional IdleRequestOptions options);
-    void cancelIdleCallback(long handle);
+    [Measure] void cancelIdleCallback(long handle);
 
-    [CrossOrigin, Custom, RaisesException] void postMessage(any message, DOMString targetOrigin, optional sequence<Transferable> transfer);
+    [Measure, CrossOrigin, Custom, RaisesException] void postMessage(any message, DOMString targetOrigin, optional sequence<Transferable> transfer);
 
     // Custom elements
     // https://w3c.github.io/webcomponents/spec/custom/#custom-elements-api
-    [RuntimeEnabled=CustomElementsV1, CallWith=ScriptState] readonly attribute CustomElementRegistry customElements;
+    [Measure, RuntimeEnabled=CustomElementsV1, CallWith=ScriptState] readonly attribute CustomElementRegistry customElements;
 
     // HTML obsolete features
     // https://html.spec.whatwg.org/#Window-partial
     [MeasureAs=WindowCaptureEvents] void captureEvents();
     [MeasureAs=WindowReleaseEvents] void releaseEvents();
 
-    [Replaceable, SameObject] readonly attribute External external;
+    [Measure, Replaceable, SameObject] readonly attribute External external;
 
     // CSS Object Model (CSSOM)
     // https://dev.w3.org/csswg/cssom/#extensions-to-the-window-interface
     // FIXME: The optional pseudoElt argument should have no default.
     [NewObject] CSSStyleDeclaration getComputedStyle(Element elt, optional DOMString? pseudoElt = null);
 
     // CSSOM View Module
     // https://dev.w3.org/csswg/cssom-view/#extensions-to-the-window-interface
     [NewObject] MediaQueryList matchMedia(DOMString query);
     [SameObject, Replaceable] readonly attribute Screen screen;
@@ skipping 26 matching lines @@
 
     // client
     [Replaceable] readonly attribute long screenX;
     [Replaceable] readonly attribute long screenY;
     [Replaceable] readonly attribute long outerWidth;
     [Replaceable] readonly attribute long outerHeight;
     [Replaceable] readonly attribute double devicePixelRatio;
 
     // Selection API
     // https://w3c.github.io/selection-api/#extensions-to-window-interface
-    Selection? getSelection();
+    [Measure] Selection? getSelection();
 
     // Console API
     // https://console.spec.whatwg.org/#console-interface
     // [Replaceable] readonly attribute Console console;
     // Console is installed by v8 inspector when context is created
     // and is left commented here just for documentation.
 
     // Non-standard APIs
     [MeasureAs=WindowClientInformation, Replaceable] readonly attribute Navigator clientInformation;
     [MeasureAs=WindowEvent, Custom, NotEnumerable] attribute Event event;
@@ skipping 17 matching lines @@
     //  90 is when rotated counter clockwise.
     [MeasureAs=WindowOrientation, RuntimeEnabled=OrientationEvent] readonly attribute long orientation;
     [DeprecateAs=PrefixedRequestAnimationFrame] long webkitRequestAnimationFrame(FrameRequestCallback callback);
     [DeprecateAs=PrefixedCancelAnimationFrame, ImplementedAs=cancelAnimationFrame] void webkitCancelAnimationFrame(long id);
     [MeasureAs=PrefixedTransitionEventConstructor] attribute TransitionEventConstructor WebKitTransitionEvent;
     [Measure] attribute AnimationEventConstructor WebKitAnimationEvent;
     [DeprecateAs=PrefixedWindowURL] attribute URLConstructor webkitURL;
     [MeasureAs=PrefixedMutationObserverConstructor] attribute MutationObserverConstructor WebKitMutationObserver;
 
     // Event handler attributes
-    attribute EventHandler onanimationend;
-    attribute EventHandler onanimationiteration;
-    attribute EventHandler onanimationstart;
-    [RuntimeEnabled=OrientationEvent] attribute EventHandler onorientationchange;
-    attribute EventHandler onsearch;
-    attribute EventHandler ontransitionend;
-    attribute EventHandler onwebkitanimationend;
-    attribute EventHandler onwebkitanimationiteration;
-    attribute EventHandler onwebkitanimationstart;
-    attribute EventHandler onwebkittransitionend;
-    attribute EventHandler onwheel;
+    [Measure] attribute EventHandler onanimationend;
+    [Measure] attribute EventHandler onanimationiteration;
+    [Measure] attribute EventHandler onanimationstart;
+    [Measure, RuntimeEnabled=OrientationEvent] attribute EventHandler onorientationchange;
+    [Measure] attribute EventHandler onsearch;
+    [Measure] attribute EventHandler ontransitionend;
+    [Measure] attribute EventHandler onwebkitanimationend;
+    [Measure] attribute EventHandler onwebkitanimationiteration;
+    [Measure] attribute EventHandler onwebkitanimationstart;
+    [Measure] attribute EventHandler onwebkittransitionend;
+    [Measure] attribute EventHandler onwheel;
 
     // https://w3c.github.io/webappsec/specs/powerfulfeatures/#monkey-patching-global-object
-    readonly attribute boolean isSecureContext;
+    [Measure] readonly attribute boolean isSecureContext;
 };
 
 // https://html.spec.whatwg.org/#transferable-objects
 //
 // Expressing the Transferable typedef in IDL depends on https://crbug.com/240176.
 // The postMessage() methods taking a Transferable array argument have custom
 // binding code that is able to handle the Transferables that we currently
 // recognize. To be able to declare a postMessage() signature that matches
 // the implementation, we provide a Transferable typedef but with an
 // incomplete type.
 //
 // FIXME: make this typedef accurate once enough of https://crbug.com/240176
 // is in place.
 // FIXME: consider putting this typedef in an .idl file containing spec-wide
 // utility type definitions.
 typedef MessagePort Transferable;
 
 Window implements GlobalEventHandlers;
 Window implements WindowBase64;
 Window implements WindowEventHandlers;
 Window implements WindowTimers;