Remove support for "name" parameter from Content-Disposition.

content/browser/download/download_stats.cc

Index: content/browser/download/download_stats.cc
diff --git a/content/browser/download/download_stats.cc b/content/browser/download/download_stats.cc
index d88eef2c4e2c039e61add7820cc94b88b562cfbe..f8b92bead6171925de57c6ba6c704693270ba252 100644
--- a/content/browser/download/download_stats.cc
+++ b/content/browser/download/download_stats.cc
@@ -31,7 +31,7 @@ enum ContentDispositionCountTypes {
   // number of downloads is measured by UNTHROTTLED_COUNT.
   CONTENT_DISPOSITION_HEADER_PRESENT = 0,
 
-  // At least one of 'name', 'filename' or 'filenae*' attributes were valid and
+  // Either 'filename' or 'filename*' attributes were valid and
   // yielded a non-empty filename.
   CONTENT_DISPOSITION_IS_VALID,
 
@@ -39,15 +39,16 @@ enum ContentDispositionCountTypes {
   // net::HttpContentDisposition::ParseResult.
   CONTENT_DISPOSITION_HAS_DISPOSITION_TYPE,
   CONTENT_DISPOSITION_HAS_UNKNOWN_TYPE,
-  CONTENT_DISPOSITION_HAS_NAME,
+
+  CONTENT_DISPOSITION_HAS_NAME,  // Obsolete; kept for UMA compatiblity.
+
   CONTENT_DISPOSITION_HAS_FILENAME,
   CONTENT_DISPOSITION_HAS_EXT_FILENAME,
   CONTENT_DISPOSITION_HAS_NON_ASCII_STRINGS,
   CONTENT_DISPOSITION_HAS_PERCENT_ENCODED_STRINGS,
   CONTENT_DISPOSITION_HAS_RFC2047_ENCODED_STRINGS,
 
-  // Only have the 'name' attribute is present.
-  CONTENT_DISPOSITION_HAS_NAME_ONLY,
+  CONTENT_DISPOSITION_HAS_NAME_ONLY,  // Obsolete; kept for UMA compatiblity.
 
   CONTENT_DISPOSITION_LAST_ENTRY
 };
@@ -505,9 +506,6 @@ void RecordDownloadContentDisposition(
       CONTENT_DISPOSITION_HAS_UNKNOWN_TYPE, result,
       net::HttpContentDisposition::HAS_UNKNOWN_DISPOSITION_TYPE);
   RecordContentDispositionCountFlag(
-      CONTENT_DISPOSITION_HAS_NAME, result,
-      net::HttpContentDisposition::HAS_NAME);
-  RecordContentDispositionCountFlag(
       CONTENT_DISPOSITION_HAS_FILENAME, result,
       net::HttpContentDisposition::HAS_FILENAME);
   RecordContentDispositionCountFlag(
@@ -522,13 +520,6 @@ void RecordDownloadContentDisposition(
   RecordContentDispositionCountFlag(
       CONTENT_DISPOSITION_HAS_RFC2047_ENCODED_STRINGS, result,
       net::HttpContentDisposition::HAS_RFC2047_ENCODED_STRINGS);
-
-  RecordContentDispositionCount(
-      CONTENT_DISPOSITION_HAS_NAME_ONLY,
-      (result & (net::HttpContentDisposition::HAS_NAME |
-                 net::HttpContentDisposition::HAS_FILENAME |
-                 net::HttpContentDisposition::HAS_EXT_FILENAME)) ==
-      net::HttpContentDisposition::HAS_NAME);
 }
 
 void RecordFileThreadReceiveBuffers(size_t num_buffers) {