Remove SQLITE_NO_SYNC on Chrome OS

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..811284072ca17c98128243b846fde080a7952e10 100644
--- a/third_party/sqlite/sqlite.gyp
+++ b/third_party/sqlite/sqlite.gyp
@@ -141,15 +141,6 @@
             ['OS != "win" and component == "shared_library"', {
               'defines': ['SQLITE_API=__attribute__((visibility("default")))'],
             }],
-            [ 'chromeos==1' , {
-              'defines': [
-                # Despite obvious warnings about not using this flag in
-                # deployment, we are turning off sync in ChromeOS and relying on
-                # the underlying journaling filesystem to do error recovery
-                # properly.  It's much faster.
-                'SQLITE_NO_SYNC',
-              ],
-            }],
             ['os_posix == 1', {
               'defines': [
                 # Allow xSleep() call on Unix to use usleep() rather than