Add .torrent to SBClientDownload.DownloadExtensions histogram.

BUG=none

Review URL: https://codereview.chromium.org/346663002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@278352 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/safe_browsing/download_protection_service.cc

@@ -95,6 +95,7 @@ enum MaliciousExtensionType {
   EXTENSION_APK,
   EXTENSION_DMG,
   EXTENSION_PKG,
+  EXTENSION_TORRENT,
   EXTENSION_MAX,
 };
 
@@ -121,6 +122,8 @@ MaliciousExtensionType GetExtensionType(const base::FilePath& f) {
   if (f.MatchesExtension(FILE_PATH_LITERAL(".apk"))) return EXTENSION_APK;
   if (f.MatchesExtension(FILE_PATH_LITERAL(".dmg"))) return EXTENSION_DMG;
   if (f.MatchesExtension(FILE_PATH_LITERAL(".pkg"))) return EXTENSION_PKG;
+  if (f.MatchesExtension(FILE_PATH_LITERAL(".torrent")))
+    return EXTENSION_TORRENT;
   return EXTENSION_OTHER;
 }
 

tools/metrics/histograms/histograms.xml

@@ -43496,6 +43496,7 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <int value="20" label="APK"/>
   <int value="21" label="DMG"/>
   <int value="22" label="PKG"/>
+  <int value="23" label="TORRENT"/>
 </enum>
 
 <enum name="SBClientDownloadIsSignedBinary" type="int">