Do not add userphrase whe auto commit

We does not know if the whole auto commit string is a valid phrase. It
might contain symbol. Also, it causes memory leak due to mismatch
phoneSeq and wordSeq.

Closed #80

src/chewingutil.c

@@ -537,8 +537,6 @@ void CleanAllBuf( ChewingData *pgdata )
 int ReleaseChiSymbolBuf( ChewingData *pgdata, ChewingOutput *pgo )
 {
 	int throwEnd;
-	uint16_t bufPhoneSeq[ MAX_PHONE_SEQ_LEN + 1 ];
-	char bufWordSeq[ MAX_PHONE_SEQ_LEN * MAX_UTF8_SIZE + 1 ];
 
 	throwEnd = CountReleaseNum( pgdata );
 
@@ -550,11 +548,10 @@ int ReleaseChiSymbolBuf( ChewingData *pgdata, ChewingOutput *pgo )
 		 */
 		WriteChiSymbolToBuf( pgo->commitStr, throwEnd, pgdata );
 
-		/* Add to userphrase */
-		memcpy( bufPhoneSeq, pgdata->phoneSeq, sizeof( uint16_t ) * throwEnd );
-		bufPhoneSeq[ throwEnd ] = (uint16_t) 0;
-		ueStrNCpy( bufWordSeq, pgdata->phrOut.chiBuf, throwEnd, 1 );
-		UserUpdatePhrase( pgdata, bufPhoneSeq, bufWordSeq );
+		/*
+		 * FIXME: analyze auto commit string and update userphrase
+		 * according to it.
+		 */
 
 		KillFromLeft( pgdata, throwEnd );
 	}