some cleanup, remove some commented codes

modules/ocl/test/test_haar.cpp

@@ -63,7 +63,6 @@ struct getRect
 
 PARAM_TEST_CASE(HaarTestBase, int, int)
 {
-    //std::vector<cv::ocl::Info> oclinfo;
     cv::ocl::OclCascadeClassifier cascade, nestedCascade;
     cv::CascadeClassifier cpucascade, cpunestedCascade;
     //    Mat img;
@@ -82,11 +81,6 @@ PARAM_TEST_CASE(HaarTestBase, int, int)
             cout << "ERROR: Could not load classifier cascade" << endl;
             return;
         }
-        //int devnums = getDevice(oclinfo);
-        //CV_Assert(devnums>0);
-        ////if you want to use undefault device, set it here
-        ////setDevice(oclinfo[0]);
-        //cv::ocl::setBinpath("E:\\");
     }
 };