update pytorch CmakeLists

Author: leigao97

CMakeLists.txt

@@ -598,7 +598,7 @@ if(INTERN_BUILD_MOBILE AND NOT BUILD_CAFFE2_MOBILE)
   set(BUILD_PYTHON OFF)
   set(BUILD_CAFFE2_OPS OFF)
   set(USE_DISTRIBUTED OFF)
-  set(NO_API ON)
+  set(NO_API OFF)
   set(USE_FBGEMM OFF)
   set(USE_QNNPACK OFF)
   set(INTERN_DISABLE_ONNX ON)

caffe2/CMakeLists.txt

@@ -1080,11 +1080,11 @@ if(BUILD_LITE_INTERPRETER AND SELECTED_OP_LIST)
 endif()
 
 if(NOT INTERN_BUILD_MOBILE OR NOT BUILD_CAFFE2_MOBILE)
-  #  if(NOT NO_API)
+   if(NOT NO_API)
     target_include_directories(torch_cpu PRIVATE
       ${TORCH_SRC_DIR}/csrc/api
       ${TORCH_SRC_DIR}/csrc/api/include)
-  #  endif()
+   endif()
 
   if(BUILD_SPLIT_CUDA AND MSVC)
     # -INCLUDE is used to ensure torch_cuda_cpp/cu are linked against in a project that relies on them.