e.patch

# Disables file download quarantining

--- a/content/browser/renderer_host/pepper/pepper_file_io_host.cc
+++ b/content/browser/renderer_host/pepper/pepper_file_io_host.cc
@@ -21,7 +21,6 @@
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/common/content_client.h"
-#include "content/public/common/quarantine.h"
 #include "ipc/ipc_platform_file.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_file_io.h"
@@ -450,7 +449,7 @@ void PepperFileIOHost::OnLocalFileOpened
     ppapi::host::ReplyMessageContext reply_context,
     const base::FilePath& path,
     base::File::Error error_code) {
-#if defined(OS_WIN) || defined(OS_LINUX)
+#if 0
   // Quarantining a file before its contents are available is only supported on
   // Windows and Linux.
   if (!FileOpenForWrite(open_flags_) || error_code != base::File::FILE_OK) {
@@ -471,7 +470,7 @@ void PepperFileIOHost::OnLocalFileOpened
 #endif
 }
 
-#if defined(OS_WIN) || defined(OS_LINUX)
+#if 0
 void PepperFileIOHost::OnLocalFileQuarantined(
     ppapi::host::ReplyMessageContext reply_context,
     const base::FilePath& path,
--- a/content/browser/renderer_host/pepper/pepper_file_io_host.h
+++ b/content/browser/renderer_host/pepper/pepper_file_io_host.h
@@ -15,7 +15,6 @@
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/renderer_host/pepper/browser_ppapi_host_impl.h"
-#include "content/public/common/quarantine.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_platform_file.h"
 #include "ppapi/c/pp_file_info.h"
@@ -87,10 +86,6 @@ class PepperFileIOHost : public ppapi::h
                          const base::FilePath& path,
                          base::File::Error error_code);
 
-  void OnLocalFileQuarantined(ppapi::host::ReplyMessageContext reply_context,
-                              const base::FilePath& path,
-                              QuarantineFileResult quarantine_result);
-
   void SendFileOpenReply(ppapi::host::ReplyMessageContext reply_context,
                          base::File::Error error_code);
 
--- a/content/common/quarantine/quarantine.cc
+++ b/content/common/quarantine/quarantine.cc
@@ -6,8 +6,6 @@
 
 #include "build/build_config.h"
 
-#if !defined(OS_WIN) && !defined(OS_MACOSX) && !defined(OS_LINUX)
-
 namespace content {
 
 QuarantineFileResult QuarantineFile(const base::FilePath& file,
@@ -24,5 +22,3 @@ bool IsFileQuarantined(const base::FileP
 }
 
 }  // namespace content
-
-#endif  // !WIN && !MAC && !LINUX
--- a/content/public/common/BUILD.gn
+++ b/content/public/common/BUILD.gn
@@ -195,7 +195,6 @@ source_set("common_sources") {
     "push_messaging_status.cc",
     "push_messaging_status.h",
     "push_subscription_options.h",
-    "quarantine.h",
     "referrer.cc",
     "referrer.h",
     "renderer_preferences.cc",