setBlendMode     1799 Source/core/rendering/compositing/CompositedLayerMapping.cpp void CompositedLayerMapping::setBlendMode(blink::WebBlendMode blendMode)
setBlendMode      802 Source/core/rendering/style/RenderStyle.cpp void RenderStyle::setBlendMode(blink::WebBlendMode v)
setBlendMode      939 Source/platform/graphics/GraphicsLayer.cpp void GraphicsLayer::setBlendMode(blink::WebBlendMode blendMode)
setBlendMode       57 Source/platform/graphics/filters/FEBlend.cpp bool FEBlend::setBlendMode(BlendModeType mode)