modifyMovingBackward  878 Source/core/editing/FrameSelection.cpp         pos = modifyMovingBackward(granularity);
modifyMovingBackward  973 Source/core/editing/FrameSelection.cpp             position = modifyMovingBackward(granularity);
modifyMovingBackward  227 Source/core/editing/FrameSelection.h     VisiblePosition modifyMovingBackward(TextGranularity);