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

Source/bindings/tests/results/core/V8TestDictionary.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 "V8TestDictionary.h"
 
 #include "bindings/core/v8/ExceptionState.h"
@@ skipping 158 matching lines @@
     }
 
     v8::Local<v8::Value> longMemberValue = v8Object->Get(v8String(isolate, "longMember"));
     if (block.HasCaught()) {
         exceptionState.rethrowV8Exception(block.Exception());
         return;
     }
     if (longMemberValue.IsEmpty() || longMemberValue->IsUndefined()) {
         // Do nothing.
     } else {
-        int longMember = toInt32(isolate, longMemberValue, exceptionState);
+        int longMember = toInt32(isolate, longMemberValue, NormalConversion, exceptionState);
         if (exceptionState.hadException())
             return;
         impl.setLongMember(longMember);
     }
 
     v8::Local<v8::Value> objectMemberValue = v8Object->Get(v8String(isolate, "objectMember"));
     if (block.HasCaught()) {
         exceptionState.rethrowV8Exception(block.Exception());
         return;
     }
@@ skipping 400 matching lines @@
 }
 
 TestDictionary NativeValueTraits<TestDictionary>::nativeValue(v8::Local<v8::Value> value, v8::Isolate* isolate, ExceptionState& exceptionState)
 {
     TestDictionary impl;
     V8TestDictionary::toImpl(isolate, value, impl, exceptionState);
     return impl;
 }
 
 } // namespace blink