Revert "Safebrowsing: allow sending enhanced download protection pings on OSX."

chrome/common/safe_browsing/download_protection_util.cc

Index: chrome/common/safe_browsing/download_protection_util.cc
diff --git a/chrome/common/safe_browsing/download_protection_util.cc b/chrome/common/safe_browsing/download_protection_util.cc
index a5a4befa3696ddcb9c723f5d9d97621a6a6cf14f..ee09cd1e1fe28982e58a8a4778923b48729df34e 100644
--- a/chrome/common/safe_browsing/download_protection_util.cc
+++ b/chrome/common/safe_browsing/download_protection_util.cc
@@ -11,7 +11,6 @@ namespace safe_browsing {
 namespace download_protection_util {
 
 bool IsArchiveFile(const base::FilePath& file) {
-  // TODO(mattm): should .dmg be checked here instead of IsBinaryFile?
   return file.MatchesExtension(FILE_PATH_LITERAL(".zip"));
 }
 
@@ -34,11 +33,6 @@ bool IsBinaryFile(const base::FilePath& file) {
       // Chrome extensions and android APKs are also reported.
       file.MatchesExtension(FILE_PATH_LITERAL(".crx")) ||
       file.MatchesExtension(FILE_PATH_LITERAL(".apk")) ||
-      // Mac extensions.
-      file.MatchesExtension(FILE_PATH_LITERAL(".dmg")) ||
-      file.MatchesExtension(FILE_PATH_LITERAL(".pkg")) ||
-      file.MatchesExtension(FILE_PATH_LITERAL(".osx")) ||
-      file.MatchesExtension(FILE_PATH_LITERAL(".app")) ||
       // Archives _may_ contain binaries, we'll check in ExtractFileFeatures.
       IsArchiveFile(file));
 }
@@ -54,11 +48,6 @@ ClientDownloadRequest::DownloadType GetDownloadType(
   // the pingback if we find an executable inside the zip archive.
   else if (file.MatchesExtension(FILE_PATH_LITERAL(".zip")))
     return ClientDownloadRequest::ZIPPED_EXECUTABLE;
-  else if (file.MatchesExtension(FILE_PATH_LITERAL(".dmg")) ||
-           file.MatchesExtension(FILE_PATH_LITERAL(".pkg")) ||
-           file.MatchesExtension(FILE_PATH_LITERAL(".osx")) ||
-           file.MatchesExtension(FILE_PATH_LITERAL(".app")))
-    return ClientDownloadRequest::MAC_EXECUTABLE;
   return ClientDownloadRequest::WIN_EXECUTABLE;
 }