Dionna Glaze 1cd53405cc Remove using namespace std ...

Header files that contain "using namespace std;" do not work well in
codebases that have custom implementations for common classes such as
"string". This is a C++ Core guideline (SF.7).

Signed-off-by: Dionna Glaze <dionnaglaze@google.com>

2018-09-29 21:01:49 -07:00

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Remove using namespace std

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