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);