Fix mobilenet (#3335)

* fix mobilenet bug

* fix inplce warning

PaddleCV/image_classification/models/mobilenet_v1.py

@@ -216,8 +216,3 @@ def MobileNetV1_x1_0():
 def MobileNetV1_x0_75():
     model = MobileNetV1(scale=0.75)
     return model
-
-
-def MobileNetV1():
-    model = MobileNetV1(scale=1.0)
-    return model

PaddleCV/image_classification/models/mobilenet_v2.py

@@ -228,8 +228,3 @@ def MobileNetV2_x1_5():
 def MobileNetV2_x2_0():
     model = MobileNetV2(scale=2.0)
     return model
-
-
-def MobileNetV2():
-    model = MobileNetV2(scale=1.0)
-    return model

PaddleCV/image_classification/utils/utility.py

@@ -368,7 +368,8 @@ def best_strategy_compiled(args, program, loss):
         return program
     else:
         build_strategy = fluid.compiler.BuildStrategy()
-        build_strategy.enable_inplace = True
+        #Feature will be supported in Fluid v1.6
+        #build_strategy.enable_inplace = True
 
         exec_strategy = fluid.ExecutionStrategy()
         exec_strategy.num_threads = fluid.core.get_cuda_device_count()