We don't want to encide BUILD_ROOT into target packages. This is used
for build time tests but in our case those would be on target anyway
do use the target paths.

Upstream-Status: Pending
RP 2021/2/25

Index: epiphany-3.38.2/lib/ephy-profile-utils.c
===================================================================
--- epiphany-3.38.2.orig/lib/ephy-profile-utils.c
+++ epiphany-3.38.2/lib/ephy-profile-utils.c
@@ -130,10 +130,10 @@ ephy_profile_utils_do_migration (const c
   argv[i++] = NULL;
 
 #if DEVELOPER_MODE
-  argv[0] = BUILD_ROOT "/src/" EPHY_PROFILE_MIGRATOR;
+  argv[0] = PKGLIBEXECDIR "/" EPHY_PROFILE_MIGRATOR;
 #else
   if (debug)
-    argv[0] = BUILD_ROOT "/src/" EPHY_PROFILE_MIGRATOR;
+    argv[0] = PKGLIBEXECDIR "/" EPHY_PROFILE_MIGRATOR;
 #endif
 
   g_spawn_sync (NULL, (char **)argv, envp, G_SPAWN_SEARCH_PATH,