Revert "Add an IPC for PNaCl to check if the session is incognito,"

chrome/renderer/pepper/ppb_nacl_private_impl.cc

Index: chrome/renderer/pepper/ppb_nacl_private_impl.cc
diff --git a/chrome/renderer/pepper/ppb_nacl_private_impl.cc b/chrome/renderer/pepper/ppb_nacl_private_impl.cc
index 3b4607d7eda236fc022a39e0db5e1883e6032f61..fb4d5f967b3c2998dd9ed8b5488a8d6b923a20fc 100644
--- a/chrome/renderer/pepper/ppb_nacl_private_impl.cc
+++ b/chrome/renderer/pepper/ppb_nacl_private_impl.cc
@@ -13,7 +13,6 @@
 #include "base/rand_util.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/render_messages.h"
-#include "chrome/renderer/chrome_render_process_observer.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/sandbox_init.h"
@@ -21,7 +20,6 @@
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/renderer_restrict_dispatch_group.h"
 #include "ipc/ipc_sync_message_filter.h"
-#include "ppapi/c/pp_bool.h"
 #include "ppapi/c/private/pp_file_handle.h"
 #include "ppapi/c/private/ppb_nacl_private.h"
 #include "ppapi/native_client/src/trusted/plugin/nacl_entry_points.h"
@@ -309,10 +307,6 @@ PP_FileHandle CreateTemporaryFile(PP_Instance instance) {
   return handle;
 }
 
-PP_Bool IsOffTheRecord() {
-  return PP_FromBool(ChromeRenderProcessObserver::is_incognito_process());
-}
-
 const PPB_NaCl_Private nacl_interface = {
   &LaunchSelLdr,
   &StartPpapiProxy,
@@ -321,8 +315,7 @@ const PPB_NaCl_Private nacl_interface = {
   &EnableBackgroundSelLdrLaunch,
   &BrokerDuplicateHandle,
   &GetReadonlyPnaclFD,
-  &CreateTemporaryFile,
-  &IsOffTheRecord
+  &CreateTemporaryFile
 };
 
 }  // namespace