bindings: Pass is_null flag to attribute setters when they are nullable

third_party/WebKit/Source/core/html/HTMLInputElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
  * rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved.
@@ skipping 558 matching lines @@
 String HTMLInputElement::selectionDirectionForBinding(
     ExceptionState& exception_state) const {
   if (!input_type_->SupportsSelectionAPI()) {
     return String();
   }
   return TextControlElement::selectionDirection();
 }
 
 void HTMLInputElement::setSelectionStartForBinding(
     unsigned start,
+    bool is_null,
     ExceptionState& exception_state) {
   if (!input_type_->SupportsSelectionAPI()) {
     exception_state.ThrowDOMException(kInvalidStateError,
                                       "The input element's type ('" +
                                           input_type_->FormControlType() +
                                           "') does not support selection.");
     return;
   }
   TextControlElement::setSelectionStart(start);
 }
 
 void HTMLInputElement::setSelectionEndForBinding(
     unsigned end,
+    bool is_null,
     ExceptionState& exception_state) {
   if (!input_type_->SupportsSelectionAPI()) {
     exception_state.ThrowDOMException(kInvalidStateError,
                                       "The input element's type ('" +
                                           input_type_->FormControlType() +
                                           "') does not support selection.");
     return;
   }
   TextControlElement::setSelectionEnd(end);
 }
@@ skipping 521 matching lines @@
   input_type_view_->UpdateView();
 }
 
 double HTMLInputElement::valueAsDate(bool& is_null) const {
   double date = input_type_->ValueAsDate();
   is_null = !std::isfinite(date);
   return date;
 }
 
 void HTMLInputElement::setValueAsDate(double value,
+                                      bool is_null,
                                       ExceptionState& exception_state) {
   input_type_->SetValueAsDate(value, exception_state);
 }
 
 double HTMLInputElement::valueAsNumber() const {
   return input_type_->ValueAsDouble();
 }
 
 void HTMLInputElement::setValueAsNumber(double new_value,
                                         ExceptionState& exception_state,
@@ skipping 741 matching lines @@
 
 bool HTMLInputElement::HasFallbackContent() const {
   return input_type_view_->HasFallbackContent();
 }
 
 void HTMLInputElement::SetFilesFromPaths(const Vector<String>& paths) {
   return input_type_->SetFilesFromPaths(paths);
 }
 
 }  // namespace blink