[CSS Typed OM] Delete obsolete number and length classes from Typed OM

third_party/WebKit/Source/core/css/cssom/StylePropertyMap.cpp

 // Copyright 2016 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.
 
 #include "core/css/cssom/StylePropertyMap.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/css/CSSValueList.h"
-#include "core/css/cssom/CSSSimpleLength.h"
 #include "core/css/cssom/CSSStyleValue.h"
 #include "core/css/cssom/StyleValueFactory.h"
 
 namespace blink {
 
 void StylePropertyMap::set(const String& property_name,
                            CSSStyleValueOrCSSStyleValueSequenceOrString& item,
                            ExceptionState& exception_state) {
   CSSPropertyID property_id = cssPropertyID(property_name);
   if (property_id != CSSPropertyInvalid && property_id != CSSPropertyVariable) {
@@ skipping 22 matching lines @@
   CSSPropertyID property_id = cssPropertyID(property_name);
   if (property_id != CSSPropertyInvalid && property_id != CSSPropertyVariable) {
     remove(property_id, exception_state);
     return;
   }
   // TODO(meade): Handle custom properties here.
   exception_state.ThrowTypeError("Invalid propertyName: " + property_name);
 }
 
 }  // namespace blink