stencilMask      3215 Source/core/html/canvas/WebGLRenderingContextBase.cpp     m_context->stencilMask(mask);
stencilMask       227 Source/core/html/canvas/WebGLRenderingContextBase.h     void stencilMask(GLuint);
stencilMask       188 Source/platform/graphics/test/MockWebGraphicsContext3D.h     virtual void stencilMask(WGC3Duint mask) { }
stencilMask       310 public/platform/WebGraphicsContext3D.h     virtual void stencilMask(WGC3Duint mask) = 0;