Use UNLIKELY() macro in generated bindings for minimum argument count checks

Source/bindings/tests/results/V8TestInterface.cpp

 /*
     This file is part of the Blink open source project.
     This file has been auto-generated by CodeGeneratorV8.pm. DO NOT MODIFY!
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
 
     This library is distributed in the hope that it will be useful,
@@ skipping 745 matching lines @@
     TestInterfaceV8Internal::implementsMethod1Method(args);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 
 #endif // ENABLE(Condition22) || ENABLE(Condition23)
 
 #if ENABLE(Condition22) || ENABLE(Condition23)
 
 static void implementsMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
-    if (args.Length() < 2) {
+    if (UNLIKELY(args.Length() < 2)) {
         throwNotEnoughArgumentsError(args.GetIsolate());
         return;
     }
     TestInterface* imp = V8TestInterface::toNative(args.Holder());
     ExceptionState es(args.GetIsolate());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, strArg, args[0]);
     V8TRYCATCH_VOID(TestObj*, objArg, V8TestObject::HasInstance(args[1], args.GetIsolate(), worldType(args.GetIsolate())) ? V8TestObject::toNative(v8::Handle<v8::Object>::Cast(args[1])) : 0);
     ScriptExecutionContext* scriptContext = getScriptExecutionContext();
     RefPtr<TestObj> result = TestImplements::implementsMethod2(scriptContext, imp, strArg, objArg, es);
     if (es.throwIfNeeded())
@@ skipping 68 matching lines @@
     TestInterfaceV8Internal::supplementalMethod1Method(args);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 
 #endif // ENABLE(Condition11) || ENABLE(Condition12)
 
 #if ENABLE(Condition11) || ENABLE(Condition12)
 
 static void supplementalMethod2Method(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
-    if (args.Length() < 2) {
+    if (UNLIKELY(args.Length() < 2)) {
         throwNotEnoughArgumentsError(args.GetIsolate());
         return;
     }
     TestInterface* imp = V8TestInterface::toNative(args.Holder());
     ExceptionState es(args.GetIsolate());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, strArg, args[0]);
     V8TRYCATCH_VOID(TestObj*, objArg, V8TestObject::HasInstance(args[1], args.GetIsolate(), worldType(args.GetIsolate())) ? V8TestObject::toNative(v8::Handle<v8::Object>::Cast(args[1])) : 0);
     ScriptExecutionContext* scriptContext = getScriptExecutionContext();
     RefPtr<TestObj> result = TestPartialInterface::supplementalMethod2(scriptContext, imp, strArg, objArg, es);
     if (es.throwIfNeeded())
@@ skipping 43 matching lines @@
 {
     TRACE_EVENT_SET_SAMPLING_STATE("Blink", "DOMMethod");
     TestInterfaceV8Internal::supplementalMethod4Method(args);
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 
 #endif // ENABLE(Condition11) || ENABLE(Condition12)
 
 static void constructor(const v8::FunctionCallbackInfo<v8::Value>& args)
 {
-    if (args.Length() < 1) {
+    if (UNLIKELY(args.Length() < 1)) {
         throwNotEnoughArgumentsError(args.GetIsolate());
         return;
     }
     ExceptionState es(args.GetIsolate());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, str1, args[0]);
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, str2, args[1]);
 
     ScriptExecutionContext* context = getScriptExecutionContext();
     RefPtr<TestInterface> impl = TestInterface::create(context, str1, str2, es);
     v8::Handle<v8::Object> wrapper = args.Holder();
@@ skipping 324 matching lines @@
 }
 
 void V8TestInterface::derefObject(void* object)
 {
     fromInternalPointer(object)->deref();
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(Condition1) || ENABLE(Condition2)