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Unified Diff: net/ssl/ssl_connection_status_flags.h

Issue 941743002: Add a dedicated SSL protocol version metric. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: isherman comments Created 5 years, 10 months ago
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Index: net/ssl/ssl_connection_status_flags.h
diff --git a/net/ssl/ssl_connection_status_flags.h b/net/ssl/ssl_connection_status_flags.h
index d3bfed26f941c0609f4446a0d972b5205fc92146..5d806ae7d721a28e57932c0a20c13c71ebc2d8f5 100644
--- a/net/ssl/ssl_connection_status_flags.h
+++ b/net/ssl/ssl_connection_status_flags.h
@@ -37,7 +37,8 @@ enum {
};
// NOTE: the SSL version enum constants must be between 0 and
-// SSL_CONNECTION_VERSION_MASK, inclusive.
+// SSL_CONNECTION_VERSION_MASK, inclusive. These values are persisted to disk
+// and used in UMA, so they must remain stable.
enum {
SSL_CONNECTION_VERSION_UNKNOWN = 0, // Unknown SSL version.
SSL_CONNECTION_VERSION_SSL2 = 1,

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