Revert of [sqlite] sql::Recovery working under USE_SYSTEM_SQLITE.

third_party/sqlite/sqlite.gyp

Index: third_party/sqlite/sqlite.gyp
diff --git a/third_party/sqlite/sqlite.gyp b/third_party/sqlite/sqlite.gyp
index 01da115d07c607dfbf0c4a2a4b110e378b7cd71f..fca9006038583565fd6246a5c38b777bf351b405 100644
--- a/third_party/sqlite/sqlite.gyp
+++ b/third_party/sqlite/sqlite.gyp
@@ -67,7 +67,6 @@
           'conditions': [
             ['OS == "ios"', {
               'dependencies': [
-                'sqlite_recover',
                 'sqlite_regexp',
               ],
               'link_settings': {
@@ -244,18 +243,6 @@
     ['OS == "ios"', {
       'targets': [
         {
-          # Virtual table used by sql::Recovery to recover corrupt
-          # databases, for use with USE_SYSTEM_SQLITE.
-          'target_name': 'sqlite_recover',
-          'type': 'static_library',
-          'sources': [
-            # TODO(shess): Move out of the SQLite source tree, perhaps to ext/.
-            'src/src/recover_varint.c',
-            'src/src/recover.c',
-            'src/src/recover.h',
-          ],
-        },
-        {
           'target_name': 'sqlite_regexp',
           'type': 'static_library',
           'dependencies': [