message: core: fix autobuffer usage in opengl.cpp
diff: @@ -1624,12 +1624,12 @@ Context& initializeContextFromGL()
  if (status == CL_SUCCESS)
  {
  extensionStr.allocate(extensionSize+1);
  - status = clGetPlatformInfo(platforms[i], CL_PLATFORM_EXTENSIONS, extensionSize, (char*)extensionStr, NULL);
  + status = clGetPlatformInfo(platforms[i], CL_PLATFORM_EXTENSIONS, extensionSize, (char*)extensionStr.data(), NULL);
  }
  if (status != CL_SUCCESS)
  CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't get platform extension string");
  - if (!strstr((const char*)extensionStr, "cl_khr_gl_sharing"))
  + if (!strstr((const char*)extensionStr.data(), "cl_khr_gl_sharing"))
  continue;
  }
  