previousOffsetForBackwardDeletion  366 Source/core/dom/Position.cpp     return n->renderer() ? n->renderer()->previousOffsetForBackwardDeletion(current) : current - 1;
previousOffsetForBackwardDeletion  938 Source/core/rendering/RenderObject.h     virtual int previousOffsetForBackwardDeletion(int current) const;
previousOffsetForBackwardDeletion  131 Source/core/rendering/RenderText.h     virtual int previousOffsetForBackwardDeletion(int current) const OVERRIDE FINAL;