GL_LUMINANCE8_EXT  407 ppapi/lib/gl/include/GLES2/gl2ext.h #define GL_LUMINANCE8_EXT                                       0x8040
GL_LUMINANCE8_EXT 1052 third_party/khronos/GLES2/gl2ext.h #define GL_LUMINANCE8_EXT                 0x8040
GL_LUMINANCE8_EXT   94 ui/gl/gl_bindings.h #define GL_LUMINANCE8_EXT                                0x8040