loseContext       461 Source/core/html/HTMLCanvasElement.cpp         toCanvasRenderingContext2D(m_context.get())->loseContext();
loseContext       524 Source/core/html/HTMLCanvasElement.cpp         context2d->loseContext();
loseContext       235 Source/core/html/canvas/CanvasRenderingContext2D.h     void loseContext();
loseContext        47 Source/core/html/canvas/WebGLLoseContext.h     void loseContext();