Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch

third_party/sqlite/src/test/backup_ioerr.test

Index: third_party/sqlite/src/test/backup_ioerr.test
diff --git a/third_party/sqlite/src/test/backup_ioerr.test b/third_party/sqlite/src/test/backup_ioerr.test
index 3b5e95df50b37fd86b52b2a2bc72ff636c31eefb..ca3fd3240d778d1b6fd19b59a66ffcf7a66b9f78 100644
--- a/third_party/sqlite/src/test/backup_ioerr.test
+++ b/third_party/sqlite/src/test/backup_ioerr.test
@@ -60,7 +60,7 @@ do_test backup_ioerr-1.2 {
 } {1}
 do_test backup_ioerr-1.3 {
   db close
-  file delete -force test.db
+  forcedelete test.db
 } {}
 
 # Turn off IO error simulation.
@@ -115,7 +115,7 @@ proc clear_ioerr_simulation {} {
 #      reported, then the backup process is concluded with a call to 
 #      backup_finish().
 #
-#      Test that if an IO error occurs, or if one occured while updating
+#      Test that if an IO error occurs, or if one occurred while updating
 #      the backup database during step 4, then the conditions listed
 #      under step 3 are all true.
 #
@@ -155,8 +155,8 @@ for {set iError 1} {$bStop == 0} {incr iError} {
 
   catch { ddb close }
   catch { sdb close }
-  catch { file delete -force test.db }
-  catch { file delete -force bak.db }
+  catch { forcedelete test.db }
+  catch { forcedelete bak.db }
 
   # Open the source and destination databases.
   sqlite3 sdb test.db
@@ -214,7 +214,7 @@ for {set iError 1} {$bStop == 0} {incr iError} {
   set rc [catchsql { UPDATE t1 SET b = randstr(1000,1000) WHERE a < 50 } sdb]
 
   if {[lindex $rc 0] && $::sqlite_io_error_persist==0} {
-    # The IO error occured while updating the source database. In this
+    # The IO error occurred while updating the source database. In this
     # case the backup should be able to continue.
     set rc [B step 5000]
     if { $rc != "SQLITE_IOERR_UNLOCK" } {