dispatchContextLostEvent 95 Source/core/html/canvas/CanvasRenderingContext2D.cpp , m_dispatchContextLostEventTimer(this, &CanvasRenderingContext2D::dispatchContextLostEvent) dispatchContextLostEvent 293 Source/core/html/canvas/CanvasRenderingContext2D.h void dispatchContextLostEvent(Timer<CanvasRenderingContext2D>*); dispatchContextLostEvent 504 Source/core/html/canvas/WebGLRenderingContextBase.cpp , m_dispatchContextLostEventTimer(this, &WebGLRenderingContextBase::dispatchContextLostEvent) dispatchContextLostEvent 854 Source/core/html/canvas/WebGLRenderingContextBase.h void dispatchContextLostEvent(Timer<WebGLRenderingContextBase>*);