isBoundary       1012 Source/core/editing/FrameSelection.cpp         if (!m_frame || !m_frame->editor().behavior().shouldAlwaysGrowSelectionWhenExtendingToBoundary() || m_selection.isCaret() || !isBoundary(granularity))
isBoundary        331 Source/core/editing/VisibleUnits.cpp     bool boundary = hardLineBreak ? true : iter->isBoundary(position);
isBoundary        342 Source/core/editing/VisibleUnits.cpp     bool boundary = iter->isBoundary(position);
isBoundary        148 Source/platform/fonts/mac/ComplexTextController.cpp                 if (cursorPositionIterator->isBoundary(hitIndex))
isBoundary        691 Source/platform/text/TextBreakIteratorICU.cpp         return m_iterator->isBoundary(offset);