Updated debug context detection.

tests/glfwinfo.c

@@ -303,7 +303,7 @@ int main(int argc, char** argv)
 
             if (flags & GL_CONTEXT_FLAG_FORWARD_COMPATIBLE_BIT)
                 printf(" forward-compatible");
-            if (flags & 0)
+            if (flags & GL_CONTEXT_FLAG_DEBUG_BIT)
                 printf(" debug");
             putchar('\n');
 
@@ -339,9 +339,6 @@ int main(int argc, char** argv)
            get_client_api_name(api),
            glGetString(GL_VENDOR));
 
-    printf("OpenGL context debug flag saved by GLFW: %s\n",
-           glfwGetWindowParam(window, GLFW_OPENGL_DEBUG_CONTEXT) ? "true" : "false");
-
     if (major > 1)
     {
         printf("%s context shading language version: \"%s\"\n",