Add Net.ErrorCodesForHTTPSGoogleMainFrame2 to histograms.xml
Add Net.ErrorCodesForHTTPSGoogleMainFrame2 to histograms.xml

Review URL: https://codereview.chromium.org/1415573007

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#358594}

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