minor refactoring of gpu module

modules/gpu/include/opencv2/gpu/gpu.hpp

@@ -1261,13 +1261,15 @@ namespace cv
         class CV_EXPORTS BruteForceMatcher_GPU< L1<T> > : public BruteForceMatcher_GPU_base
         {
         public:
-            explicit BruteForceMatcher_GPU(L1<T> d = L1<T>()) : BruteForceMatcher_GPU_base(L1Dist) {}
+            explicit BruteForceMatcher_GPU() : BruteForceMatcher_GPU_base(L1Dist) {}
+            explicit BruteForceMatcher_GPU(L1<T> /*d*/) : BruteForceMatcher_GPU_base(L1Dist) {}
         };
         template <typename T>
         class CV_EXPORTS BruteForceMatcher_GPU< L2<T> > : public BruteForceMatcher_GPU_base
         {
         public:
-            explicit BruteForceMatcher_GPU(L2<T> d = L2<T>()) : BruteForceMatcher_GPU_base(L2Dist) {}
+            explicit BruteForceMatcher_GPU() : BruteForceMatcher_GPU_base(L2Dist) {}
+            explicit BruteForceMatcher_GPU(L2<T> /*d*/) : BruteForceMatcher_GPU_base(L2Dist) {}
         };
     }
 

tests/gpu/src/gputest_main.cpp

@@ -56,10 +56,7 @@ const char* blacklist[] =
 int main( int argc, char** argv )
 
 {
-    argc = 3;
-    const char* manargs[] = { "gputest", "-tn", "GPU-MatchTemplateTest"};
-    
-    return test_system.run( argc, (char**)manargs, blacklist );
+    return test_system.run( argc, argv, blacklist );
 }
 
 /* End of file. */