glEnableFeatureCHROMIUM  423 gpu/GLES2/gl2extchromium.h GL_APICALL GLboolean GL_APIENTRY glEnableFeatureCHROMIUM(const char* feature);
glEnableFeatureCHROMIUM 1189 gpu/command_buffer/client/gles2_c_lib_autogen.h      reinterpret_cast<GLES2FunctionPointer>(glEnableFeatureCHROMIUM), },
glEnableFeatureCHROMIUM 1855 ppapi/lib/gl/include/GLES2/gl2ext.h GL_APICALL GLboolean GL_APIENTRY glEnableFeatureCHROMIUM (const GLchar *feature);