Remove calls to deprecated toWebCoreStringWithNullCheck(v8::Handle<v8::Value>)

Source/bindings/v8/V8Binding.h

 /*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2012 Ericsson AB. 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.
@@ skipping 169 matching lines @@
         return v8StringToWebCoreString<AtomicString>(value, Externalize);
     }
 
     // Convert v8 types to a WTF::String. If the V8 string is not already
     // an external string then it is transformed into an external string at this
     // point to avoid repeated conversions.
     //
     // FIXME: Replace all the call sites with V8TRYCATCH_FOR_V8STRINGRESOURCE().
     // Using this method will lead to a wrong behavior, because you cannot stop the
     // execution when an exception is thrown inside stringResource.prepare().
-    inline String toWebCoreStringWithNullCheck(v8::Handle<v8::Value> value)
-    {
-        V8StringResource<WithNullCheck> stringResource(value);
-        if (!stringResource.prepare())
-            return String();
-        return stringResource;
-    }
-
-    // FIXME: See the above comment.
     inline String toWebCoreStringWithUndefinedOrNullCheck(v8::Handle<v8::Value> value)
     {
         V8StringResource<WithUndefinedOrNullCheck> stringResource(value);
         if (!stringResource.prepare())
             return String();
         return stringResource;
     }
 
     // Convert a string to a V8 string.
     // Return a V8 external string that shares the underlying buffer with the given
@@ skipping 496 matching lines @@
 
     // Converts a DOM object to a v8 value.
     // This is a no-inline version of toV8(). If you want to call toV8()
     // without creating #include cycles, you can use this function instead.
     // Each specialized implementation will be generated.
     template<typename T>
     v8::Handle<v8::Value> toV8NoInline(T* impl, v8::Handle<v8::Object> creationContext, v8::Isolate*);
 } // namespace WebCore
 
 #endif // V8Binding_h