minor changes on deconv per luotao1 comments

Author: wangyang59

paddle/gserver/tests/test_LayerGrad.cpp

@@ -353,7 +353,6 @@ TEST(Layer, convTransLayer) {
   testConvTransLayer("exconvt", /* trans= */ false, /* useGpu= */ false);
 #ifndef PADDLE_ONLY_CPU
   testConvTransLayer("exconvt", /* trans= */ false, /* useGpu= */ true);
-  // testConvLayer("cudnn_conv", /* trans= */ false, /* useGpu= */ true);
 #endif
 }
 

python/paddle/trainer_config_helpers/layers.py

@@ -1619,10 +1619,7 @@ def img_conv_layer(input, filter_size, num_filters,
         param_attr.attr["initial_strategy"] = 0
         param_attr.attr["initial_smart"] = False
 
-    if trans:
-        lt = LayerType.CONVTRANS_LAYER
-    else:
-        lt = LayerType.CONV_LAYER
+    lt = LayerType.CONVTRANS_LAYER if trans else LayerType.CONV_LAYER
 
     Layer(
         name=name,