Revert "ofproto-dpif-upcall: Mirror packets that are modified." #609

Job	Run time
linux deb no dpdk	6m 7s
dpdk gcc	8s
osx clang --disable-ssl	3m 47s
linux rpm fedora	8m 28s
linux gcc --disable-ssl	4m 11s
linux clang --disable-ssl	3m 6s
linux gcc test	10m 39s
linux clang test asan	19m 40s
linux clang test ubsan	11m 24s
linux gcc test --enable-shared	17m 50s
linux clang test --enable-shared	14m 47s
linux gcc test dpdk	11m 33s
linux clang test dpdk	10m 9s
linux gcc test -ljemalloc	13m 19s
linux clang test -ljemalloc	10m 29s
linux gcc --enable-afxdp	3m 26s
linux clang --enable-afxdp	3m 10s
linux gcc dpdk --enable-shared	5m 52s
linux clang dpdk --enable-shared	5m 43s
linux gcc dpdk-shared	3m 43s
linux clang dpdk-shared	4m 0s
linux gcc dpdk-shared --enable-shared	6m 5s
linux clang dpdk-shared --enable-shared	4m 28s
linux gcc m32 --disable-ssl	4m 7s
	3h 6m 11s

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