Add extended attribute, [Measure], to simplify use counting

Source/bindings/tests/idls/core/TestObject.idl

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 243 matching lines @@
     [TreatReturnedNullStringAs=Null] attribute ByteString treatReturnedNullStringAsNullByteStringAttribute;
     [TreatReturnedNullStringAs=Undefined] attribute ByteString treatReturnedNullStringAsUndefinedByteStringAttribute;
     [TreatReturnedNullStringAs=Null] attribute USVString treatReturnedNullStringAsNullUSVStringAttribute;
     [TreatReturnedNullStringAs=Undefined] attribute USVString treatReturnedNullStringAsUndefinedUSVStringAttribute;
     [TypeChecking=Interface] attribute float typeCheckingInterfaceFloatAttribute; // nop for non-interface types
     [TypeChecking=Interface] attribute TestInterface typeCheckingInterfaceTestInterfaceAttribute;
     [TypeChecking=Interface] attribute TestInterface? typeCheckingInterfaceTestInterfaceOrNullAttribute;
     [Reflect, URL] attribute DOMString urlStringAttribute;
     [Reflect=reflectUrlAttribute, URL] attribute DOMString urlStringAttribute;
     [Unforgeable] attribute long unforgeableLongAttribute;
+    [Measure] attribute long measuredLongAttribute;
 
 
     // Methods
     //
     // Naming convention:
     // ReturnType returnTypeMethodTypeName1ArgTypeName2Arg(Type1 typeName1Arg, Type2 typeName2Arg);
     // E.g.,
     // void voidMethodStringArgLongArrayArg(DOMString stringArg, long[] longArrayArg);
     void voidMethod();
     static void staticVoidMethod();
@@ skipping 229 matching lines @@
     [CheckSecurity=Node] void checkSecurityForNodeVoidMethod();
     [Conditional=CONDITION] void conditionalConditionVoidMethod();
     [Conditional=CONDITION] static void conditionalConditionStaticVoidMethod();
     [Custom] void customVoidMethod();
     [Conditional=CONDITION, Custom] void conditionalConditionCustomVoidMethod();
     [CustomElementCallbacks] void customElementCallbacksVoidMethod();
     [DeprecateAs=voidMethod] void deprecatedVoidMethod();
     [DoNotCheckSignature] void doNotCheckSignatureVoidMethod();
     [ImplementedAs=implementedAsMethodName] void implementedAsVoidMethod();
     [MeasureAs=TestFeature] void measureAsVoidMethod();
+    [Measure] void measureMethod();
+    [Measure] void measureOverloadedMethod();
+    [Measure] void measureOverloadedMethod(long arg);
     [DeprecateAs=TestFeatureA] void DeprecateAsOverloadedMethod();
     [DeprecateAs=TestFeatureB] void DeprecateAsOverloadedMethod(long arg);
     [DeprecateAs=TestFeature] void DeprecateAsSameValueOverloadedMethod();
     [DeprecateAs=TestFeature] void DeprecateAsSameValueOverloadedMethod(long arg);
     [MeasureAs=TestFeatureA] void measureAsOverloadedMethod();
     [MeasureAs=TestFeatureB] void measureAsOverloadedMethod(long arg);
     [MeasureAs=TestFeature] void measureAsSameValueOverloadedMethod();
     [MeasureAs=TestFeature] void measureAsSameValueOverloadedMethod(long arg);
     [DeprecateAs=TestFeatureA, MeasureAs=TestFeature] void deprecateAsMeasureAsSameValueOverloadedMethod();
     [DeprecateAs=TestFeatureB, MeasureAs=TestFeature] void deprecateAsMeasureAsSameValueOverloadedMethod(long arg);
@@ skipping 60 matching lines @@
     [ImplementedInPrivateScript] attribute DOMString stringAttribute;
     [ImplementedInPrivateScript] attribute Node nodeAttribute;
     [OnlyExposedToPrivateScript] short methodImplementedInCPPForPrivateScriptOnly(short value1, short value2);
     [OnlyExposedToPrivateScript] attribute DOMString attributeImplementedInCPPForPrivateScriptOnly;
     [ImplementedInPrivateScript, OnlyExposedToPrivateScript] short methodForPrivateScriptOnly(short value1, short value2);
     [ImplementedInPrivateScript, OnlyExposedToPrivateScript] attribute DOMString attributeForPrivateScriptOnly;
     [ImplementedInPrivateScript] attribute TestEnum enumForPrivateScript;
 
     maplike<long, DOMStringOrDouble>;
 };