HandledUserAgentShadowRoot 426 Source/core/editing/TextIterator.cpp if (m_iterationProgress < HandledUserAgentShadowRoot) { HandledUserAgentShadowRoot 436 Source/core/editing/TextIterator.cpp m_iterationProgress = HandledUserAgentShadowRoot; HandledUserAgentShadowRoot 513 Source/core/editing/TextIterator.cpp m_iterationProgress = HandledUserAgentShadowRoot;