Add use counters for lots of DOM APIs.

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

Index: third_party/WebKit/Source/core/frame/Window.idl
diff --git a/third_party/WebKit/Source/core/frame/Window.idl b/third_party/WebKit/Source/core/frame/Window.idl
index 265cc88a4da44333415a9417802ec6cc61b6fe94..3c3858f065ad214133112603dcf0854fceb75505 100644
--- a/third_party/WebKit/Source/core/frame/Window.idl
+++ b/third_party/WebKit/Source/core/frame/Window.idl
@@ -37,7 +37,7 @@
     [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;
@@ -47,29 +47,29 @@
     [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();
@@ -82,20 +82,20 @@
     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
@@ -142,7 +142,7 @@
 
     // 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
@@ -180,20 +180,20 @@
     [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