Revert 233460 "Prefer opening PDF downloads in the browser."

trunk/src/chrome/browser/download/download_stats.h

Index: trunk/src/chrome/browser/download/download_stats.h
===================================================================
--- trunk/src/chrome/browser/download/download_stats.h	(revision 233496)
+++ trunk/src/chrome/browser/download/download_stats.h	(working copy)
@@ -56,23 +56,6 @@
   CHROME_DOWNLOAD_SOURCE_LAST_ENTRY,
 };
 
-// How a download was opened. Note that a download could be opened multiple
-// times.
-enum ChromeDownloadOpenMethod {
-  // The download was opened using the platform handler. There was no special
-  // handling for this download.
-  DOWNLOAD_OPEN_METHOD_DEFAULT_PLATFORM = 0,
-
-  // The download was opened using the browser bypassing the system handler.
-  DOWNLOAD_OPEN_METHOD_DEFAULT_BROWSER,
-
-  // The user chose to open the download using the system handler even though
-  // the preferred method was to open the download using the browser.
-  DOWNLOAD_OPEN_METHOD_USER_PLATFORM,
-
-  DOWNLOAD_OPEN_METHOD_LAST_ENTRY
-};
-
 // Increment one of the above counts.
 void RecordDownloadCount(ChromeDownloadCountTypes type);
 
@@ -83,7 +66,4 @@
 void RecordOpenedDangerousConfirmDialog(
     content::DownloadDangerType danger_type);
 
-// Record how a download was opened.
-void RecordDownloadOpenMethod(ChromeDownloadOpenMethod open_method);
-
 #endif  // CHROME_BROWSER_DOWNLOAD_DOWNLOAD_STATS_H_