[bindings] Pass NormalConversion to to[U]Int{8/16/32/64}(...) in v8_types.py and reduce conversion …

Source/bindings/tests/results/core/UnionTypesCore.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "bindings/core/v8/UnionTypesCore.h"
 
 #include "bindings/core/v8/Dictionary.h"
@@ skipping 1063 matching lines @@
     if (v8Value.IsEmpty())
         return;
 
     if (V8TestInterface::hasInstance(v8Value, isolate)) {
         RefPtr<TestInterfaceImplementation> cppValue = V8TestInterface::toImpl(v8::Local<v8::Object>::Cast(v8Value));
         impl.setTestInterface(cppValue);
         return;
     }
 
     if (v8Value->IsNumber()) {
-        int cppValue = toInt32(isolate, v8Value, exceptionState);
+        int cppValue = toInt32(isolate, v8Value, NormalConversion, exceptionState);
         if (exceptionState.hadException())
             return;
         impl.setLong(cppValue);
         return;
     }
 
     {
-        int cppValue = toInt32(isolate, v8Value, exceptionState);
+        int cppValue = toInt32(isolate, v8Value, NormalConversion, exceptionState);
         if (exceptionState.hadException())
             return;
         impl.setLong(cppValue);
         return;
     }
 
 }
 
 v8::Local<v8::Value> toV8(const TestInterfaceOrLong& impl, v8::Local<v8::Object> creationContext, v8::Isolate* isolate)
 {
@@ skipping 284 matching lines @@
 }
 
 UnrestrictedDoubleOrString NativeValueTraits<UnrestrictedDoubleOrString>::nativeValue(v8::Local<v8::Value> value, v8::Isolate* isolate, ExceptionState& exceptionState)
 {
     UnrestrictedDoubleOrString impl;
     V8UnrestrictedDoubleOrString::toImpl(isolate, value, impl, exceptionState);
     return impl;
 }
 
 } // namespace blink