Removing Unused method Region::totalArea()

Source/platform/geometry/Region.cpp

 /*
  * Copyright (C) 2010, 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 91 matching lines @@
 }
 
 bool Region::intersects(const Region& region) const
 {
     if (!m_bounds.intersects(region.m_bounds))
         return false;
 
     return Shape::compareShapes<Shape::CompareIntersectsOperation>(m_shape, region.m_shape);
 }
 
-unsigned Region::totalArea() const
-{
-    Vector<IntRect> rects = this->rects();
-    size_t size = rects.size();
-    unsigned totalArea = 0;
-
-    for (size_t i = 0; i < size; ++i) {
-        IntRect rect = rects[i];
-        totalArea += (rect.width() * rect.height());
-    }
-
-    return totalArea;
-}
-
 template<typename CompareOperation>
 bool Region::Shape::compareShapes(const Shape& aShape, const Shape& bShape)
 {
     bool result = CompareOperation::defaultResult;
 
     Shape::SpanIterator aSpan = aShape.spansBegin();
     Shape::SpanIterator aSpanEnd = aShape.spansEnd();
     Shape::SpanIterator bSpan = bShape.spansBegin();
     Shape::SpanIterator bSpanEnd = bShape.spansEnd();
 
@@ skipping 486 matching lines @@
     m_bounds = m_shape.bounds();
 }
 
 void Region::translate(const IntSize& offset)
 {
     m_bounds.move(offset);
     m_shape.translate(offset);
 }
 
 } // namespace blink