This reverts commit ac33c0ca.

* add api

* temp save

* revert

* copytocpu async ok

* fix style

* copy sync ok

* fix compile error

* fix compile error

* api done

* update python async api

* fix compile

* remove async python api; add c++ async unittest

* remove python async api

* update unittest

* update unittest

* add C++ unittest for copytensor

* add unittest

* update namespace utils to class TensorUtils

* add unittest

* update unittest

* update unittest

* update code style

* update code style

* update unittest

* Modify ci time count & fix resnet50_quant multi_thread tests

* fix wrong time variable

* temporary change

* fix for expand_v2

* changes after review, activated ppyolov inference test

* enable infer_ut on windows

* remove lib calculation & time

* unset http_proxy when download bos file on windows

* add slim resnet50 quant model in pr-ci-inference

* enable resnet50_quant multi_thread4_trt_int8_bz1

* remove LOG(FATAL)

* notest;test=gpu-inference

* notest;test=gpu-inference

* notest;test=gpu-inference

* notest;test=gpu-inference

* fix error

* notest;test=gpu-inference

* notest;test=gpu-inference

* notest;test=gpu-inference

* test=gpu-inference

* add mkl multi-thread test cases

* fix codestyle

* fix codestyle & enable ernie mkl test

* add det_mv3_db & LeViT test case in pr-ci-inference

* fix LeViT model dir bugs

* fix grammar error

* fix_fc_reshape_convert

* fix

* add any.hpp to utils and replace boost::any with self defined paddle::any

* add copy any.hpp to custom op depends

* modify any.hpp include path

* remove boost from setup.py.in

* add copy any.hpp to custom op depends

* move any.hpp to paddle/utils/ dirs

* move any.h to extension/include direction

* copy utils to right directions

* add NPU support for zero_copy_tensor.

* revert unnesessary codes.

* revert unnesessary codes.

* add resnet50 trt test in pr-ci-inference test

* tile op

* more uts

* disable tile if trt6.0

* typo

* fix timeout issue

* opteller

* opteller remove duplicate code

* comments.	test=document_fix

* modify PADDLE_ENFORCE.

* fix reduce_mean issue

* trt buildEngineWithConfig is deprecated

* add trt version control

* fix build error of gtest dependency, test=develop

* update when WITH_TESTING is OFF, test=develop

* upgrade test_tensorrt to trt8

* format

* reduce_mean supported. test=allcase

* ut. test=allcase

* test=develop

* ut.test=allcase

* correct name. test=allcase

* correct UT. test=allcase

* correct UT.test=develop

* remove op

* UT

* add convert

* fix timeout issue

* more uts

* more ut

* correct ut

* add trt noexcept definition

* add trt noexcept on trt plugin

* add trt noexcept on trt int8 calibrator

* remove noexcept on base serialize

* add trt noexcept on split plugin

* add trt noexcept on elementwise plugin

* add trt noexcept on prelu plugin

* add trt noexcept on pool plugin

* add trt noexcept on swish plugin

* add trt noexcept on gelu plugin

* add trt noexcept on layer norm plugin

* add trt noexcept on instance norm plugin

* add trt noexcept on emb eltwise layernorm plugin

* add trt noexcept on qkv2context plugin

* add trt noexcept on skip layernorm plugin

* add trt noexcept on slice plugin

* add trt noexcept on hard swish plugin

* add trt noexcept on stack plugin

* add trt noexcept on special slice plugin

* add trt noexcept on anchor generator plugin

* add trt noexcept on yolobox plugin

* add trt noexcept on roi align plugin

* add trt noexcept on gather nd plugin

* add trt LT version helper

* upgrade PluginTensorRT to IPluginV2Ext

* trt plugin factory is not usable in IPluginV2

* upgrade add plugin api to use IPluginV2

* remove IPlugin register and adapt getSerializeSize(), serialize()

* adapt IPluginV2Layer

* downgrade to IPluginV2

* implement elementwise clone

* add gelu plugin creator and fix gelu serialization bug

* add swish plugin creator and fix swish serialization bug

* format

* fix typo

* add elementwise plugin creator and fix serialization

* add base creator class

* add gelu plugin creator

* add hard swish creator and fix serialization

* add instance norm creator and fix serialization

* add layer norm creator and fix serialization

* add pool creator and fix serialization

* add prelu creator and fix serialization

* add slice creator and fix serialization

* add swish creator and fix serialization

* add instance norm op unittest

* remove redundent api

* fix wrong graph size to enable trt

* instance norm function move to cc

* add trt elementwise ut to trigger coverage

* remove opt cahce to hit serialization coverage

* remove opt cahce to hit serialization coverage

* remove unused code

* remove unused inputs_

* add dbg info

* remove dbg info

* add instance norm serialization

* roll back

* remove comment code

* remove trt plugin registery

* fix prelu dynamic serialization

* add prelu ut and reduce the input size to reduce memory usage

* fix pool dynamic plugin serialization and add ut

* refine pool ut with subtest

* add env for avoiding oom

* reduce test input size & increase pool op ut to 45s

* add the contributor

* remove copyright (will add in contributor)

* remove copyright (will add in contributor)

* correct conditions of gather in opteller

* test=develop

* test=allcase

* modify logic

* test=allcase

* test=document_fix

* correct op

* test=allcase

* fix trt flatten converter when batch_size > 1

* change ut to same dynamic shape

* qkv

* ci_test