validateStencilOrDepthFunc 1657 Source/core/html/canvas/WebGLRenderingContextBase.cpp if (!validateStencilOrDepthFunc("depthFunc", func)) validateStencilOrDepthFunc 3172 Source/core/html/canvas/WebGLRenderingContextBase.cpp if (!validateStencilOrDepthFunc("stencilFunc", func)) validateStencilOrDepthFunc 3185 Source/core/html/canvas/WebGLRenderingContextBase.cpp if (!validateStencilOrDepthFunc("stencilFuncSeparate", func)) validateStencilOrDepthFunc 786 Source/core/html/canvas/WebGLRenderingContextBase.h bool validateStencilOrDepthFunc(const char* functionName, GLenum);