Merge pull request #2766 from chenBright/noncopyable_sync #1448

Job	Run time
clang-compile-with-bazel	9m 48s
clang-compile-with-bazel-all-options	10m 32s
clang-compile-with-cmake	2m 53s
clang-compile-with-boringssl	12m 2s
clang-compile-with-cmake-all-options	5m 30s
clang-compile-with-make	2m 54s
clang-compile-with-make-all-options	4m 56s
clang-unittest	15m 39s
gcc-compile-with-bazel	10m 51s
gcc-compile-with-bazel-all-options	12m 13s
gcc-compile-with-boringssl	11m 48s
gcc-compile-with-cmake-all-options	5m 31s
gcc-compile-with-cmake	3m 20s
gcc-compile-with-make	2m 59s
gcc-compile-with-make-all-options	4m 42s
	1h 55m 38s

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