build: eliminate calls of removed functionality from C++17

Most part is deprecated since C++11

modules/imgproc/src/featureselect.cpp

@@ -52,8 +52,11 @@
 namespace cv
 {
 
-struct greaterThanPtr :
-        public std::binary_function<const float *, const float *, bool>
+#ifdef CV_CXX11
+struct greaterThanPtr
+#else
+struct greaterThanPtr : public std::binary_function<const float *, const float *, bool>
+#endif
 {
     bool operator () (const float * a, const float * b) const
     // Ensure a fully deterministic result of the sort

modules/imgproc/src/generalized_hough.cpp

@@ -385,7 +385,11 @@ namespace
         const double thetaScale = levels_ / 360.0;
 
         r_table_.resize(levels_ + 1);
+#ifdef CV_CXX11
+        std::for_each(r_table_.begin(), r_table_.end(), [](std::vector<Point>& e)->void { e.clear(); });
+#else
         std::for_each(r_table_.begin(), r_table_.end(), std::mem_fun_ref(&std::vector<Point>::clear));
+#endif
 
         for (int y = 0; y < templSize_.height; ++y)
         {
@@ -692,8 +696,12 @@ namespace
         getContourPoints(edges, dx, dy, points);
 
         features.resize(levels_ + 1);
+#ifdef CV_CXX11
+        std::for_each(features.begin(), features.end(), [=](std::vector<Feature>& e) { e.clear(); e.reserve(maxBufferSize_); });
+#else
         std::for_each(features.begin(), features.end(), std::mem_fun_ref(&std::vector<Feature>::clear));
         std::for_each(features.begin(), features.end(), std::bind2nd(std::mem_fun_ref(&std::vector<Feature>::reserve), maxBufferSize_));
+#endif
 
         for (size_t i = 0; i < points.size(); ++i)
         {