ensureEmulatedStencilBuffer 1893 Source/core/html/canvas/WebGLRenderingContextBase.cpp WebGLRenderbuffer* emulatedStencilBuffer = ensureEmulatedStencilBuffer(renderbuffertarget, buffer); ensureEmulatedStencilBuffer 3119 Source/core/html/canvas/WebGLRenderingContextBase.cpp WebGLRenderbuffer* emulatedStencilBuffer = ensureEmulatedStencilBuffer(target, m_renderbufferBinding.get()); ensureEmulatedStencilBuffer 393 Source/core/html/canvas/WebGLRenderingContextBase.h WebGLRenderbuffer* ensureEmulatedStencilBuffer(GLenum target, WebGLRenderbuffer*);