removed check_and_treat_gpu_exception function

modules/gpu/test/test_main.cpp

 #include "test_precomp.hpp"
 
+CV_TEST_MAIN("gpu")
+
 // Run test with --gtest_catch_exceptions flag to avoid runtime errors in 
 // the case when there is no GPU
-CV_TEST_MAIN("gpu")
 
 // TODO Add other tests from tests/gpu folder
-// TODO When there is no GPU test system doesn't print error message: it fails or keeps 
-//      quiet when --gtest_catch_exceptions is enabled

modules/gpu/test/test_precomp.hpp

@@ -5,27 +5,4 @@
 #include "opencv2/gpu/gpu.hpp"
 #include "opencv2/highgui/highgui.hpp"
 
-static inline bool check_and_treat_gpu_exception(const cv::Exception& e, cvtest::TS* ts)
-{
-    switch (e.code)
-    {
-    case CV_GpuNotSupported: 
-        ts->printf(cvtest::TS::LOG, "\nGpu not supported by the library"); 
-        break;
-
-    case CV_GpuApiCallError: 
-        ts->printf(cvtest::TS::LOG, "\nGPU Error: %s", e.what());
-        break;
-
-    case CV_GpuNppCallError: 
-        ts->printf(cvtest::TS::LOG, "\nNPP Error: %s", e.what());
-        break;
-
-    default:
-        return false;
-    }
-    ts->set_failed_test_info(cvtest::TS::FAIL_GENERIC);                        
-    return true;
-}
-
 #endif