ImageFilter       220 Source/core/rendering/svg/RenderSVGResourceFilter.cpp         RefPtr<ImageFilter> imageFilter = builder.build(lastEffect, ColorSpaceDeviceRGB);
ImageFilter       451 Source/platform/graphics/GraphicsContext.cpp void GraphicsContext::beginLayer(float opacity, CompositeOperator op, const FloatRect* bounds, ColorFilter colorFilter, ImageFilter* imageFilter)
ImageFilter       312 Source/platform/graphics/GraphicsContext.h     void beginLayer(float opacity, CompositeOperator, const FloatRect* = 0, ColorFilter = ColorFilterNone, ImageFilter* = 0);