getChannelBitsByFormat 4413 Source/core/html/canvas/WebGLRenderingContextBase.cpp unsigned need = WebGLImageConversion::getChannelBitsByFormat(texInternalFormat); getChannelBitsByFormat 4414 Source/core/html/canvas/WebGLRenderingContextBase.cpp unsigned have = WebGLImageConversion::getChannelBitsByFormat(colorBufferFormat); getChannelBitsByFormat 132 Source/platform/graphics/gpu/WebGLImageConversion.h static unsigned getChannelBitsByFormat(GLenum);