[bindings] Implement an ExperimentEnabled IDL extended attribute.

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

Index: third_party/WebKit/Source/bindings/tests/idls/core/TestObject.idl
diff --git a/third_party/WebKit/Source/bindings/tests/idls/core/TestObject.idl b/third_party/WebKit/Source/bindings/tests/idls/core/TestObject.idl
index ec0fe4e21ffee7a47b9734e9d444408739094872..20df18b5d8cfb0d6266a024a6a5d09410e688bd2 100644
--- a/third_party/WebKit/Source/bindings/tests/idls/core/TestObject.idl
+++ b/third_party/WebKit/Source/bindings/tests/idls/core/TestObject.idl
@@ -67,6 +67,11 @@ interface TestObject {
     [RuntimeEnabled=FeatureName2] const short FEATURE2_ENABLED_CONST1 = 3;
     [RuntimeEnabled=FeatureName2] const short FEATURE2_ENABLED_CONST2 = 4;
     [RuntimeEnabled=FeatureName3] const short FEATURE3_ENABLED_CONST1 = 5;
+    [RuntimeEnabled=FeatureName1, APIExperimentEnabled=FeatureName1] const short FEATURE1_RUNTIME_AND_EXPERIMENT_ENABLED_CONST1 = 1;
+    [RuntimeEnabled=FeatureName1, APIExperimentEnabled=FeatureName1] const short FEATURE1_RUNTIME_AND_EXPERIMENT_ENABLED_CONST2 = 2;
+    [RuntimeEnabled=FeatureName2, APIExperimentEnabled=FeatureName2] const short FEATURE2_RUNTIME_AND_EXPERIMENT_ENABLED_CONST1 = 3;
+    [RuntimeEnabled=FeatureName2, APIExperimentEnabled=FeatureName2] const short FEATURE2_RUNTIME_AND_EXPERIMENT_ENABLED_CONST2 = 4;
+    [RuntimeEnabled=FeatureName3, APIExperimentEnabled=FeatureName3] const short FEATURE3_RUNTIME_AND_EXPERIMENT_ENABLED_CONST1 = 5;
     [Reflect=CONST_IMPL] const short CONST_JAVASCRIPT = 1;
 
     stringifier attribute DOMString stringifierAttribute;
@@ -191,6 +196,8 @@ interface TestObject {
     [CustomElementCallbacks] readonly attribute long customElementsCallbacksReadonlyLongAttribute;
     [DeprecateAs=LongAttribute] attribute long deprecatedLongAttribute;
     [EnforceRange] attribute long enforceRangeLongAttribute;
+    [APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName] attribute long experimentRuntimeEnabledLongAttribute;
+    [APIExperimentEnabled=FeatureName, Conditional=CONDITION, RuntimeEnabled=FeatureName] attribute long experimentConditionalRuntimeEnabledLongAttribute;
     [ImplementedAs=implementedAsName] attribute long implementedAsLongAttribute;
     [Custom, ImplementedAs=implementedAsNameWithCustom] attribute long customImplementedAsLongAttribute;
     [Custom=Getter, ImplementedAs=implementedAsNameWithCustomGetter] attribute long customGetterImplementedAsLongAttribute;
@@ -263,6 +270,7 @@ interface TestObject {
     [Measure] attribute long measuredLongAttribute;
     [SameObject] attribute TestInterface sameObjectAttribute;
     [Unscopeable] attribute long unscopeableLongAttribute;
+    [Unscopeable, APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName] attribute long unscopeableExperimentEnabledLongAttribute;
     [Unscopeable, RuntimeEnabled=FeatureName] attribute long unscopeableRuntimeEnabledLongAttribute;
     [Unscopeable] void unscopeableVoidMethod();
     [Unscopeable, RuntimeEnabled=FeatureName] void unscopeableRuntimeEnabledVoidMethod();
@@ -528,6 +536,14 @@ interface TestObject {
     [CustomElementCallbacks] void customElementCallbacksVoidMethod();
     [DeprecateAs=voidMethod] void deprecatedVoidMethod();
     [DoNotCheckSignature] void doNotCheckSignatureVoidMethod();
+    [APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName1] void experimentEnabledVoidMethod();
+    [PerWorldBindings, APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName1] void perWorldBindingsExperimentEnabledVoidMethod();
+    [APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName1] void experimentEnabledOverloadedVoidMethod(DOMString stringArg);
+    [APIExperimentEnabled=FeatureName, RuntimeEnabled=FeatureName1] void experimentEnabledOverloadedVoidMethod(long longArg);
+    [APIExperimentEnabled=FeatureName1, RuntimeEnabled=FeatureName1] void partiallyExperimentEnabledOverloadedVoidMethod(DOMString stringArg);
+    [APIExperimentEnabled=FeatureName2, RuntimeEnabled=FeatureName1] void partiallyExperimentEnabledOverloadedVoidMethod(TestInterface testInterfaceArg);
+     void partiallyExperimentEnabledOverloadedVoidMethod(long longArg, DOMString stringArg);
+    [APIExperimentEnabled=FeatureName3] void partiallyExperimentEnabledOverloadedVoidMethod(long longArg, DOMString stringArg, TestInterface testInterfaceArg);
     [ImplementedAs=implementedAsMethodName] void implementedAsVoidMethod();
     [MeasureAs=TestFeature] void measureAsVoidMethod();
     [Measure] void measureMethod();