charsets: don't allow quoting in byte_array_append()

There's no point in adding a quoting option to this method; if the
caller needs the appended string quoted, it should quote it before
passing it to this method.

It was nowhere used anyway.

src/mm-broadband-modem-mbim.c

@@ -4792,7 +4792,7 @@ ussd_encode (const gchar  *command,
 
         *scheme = MM_MODEM_GSM_USSD_SCHEME_UCS2;
         array = g_byte_array_sized_new (strlen (command) * 2);
-        if (!mm_modem_charset_byte_array_append (array, command, FALSE, MM_MODEM_CHARSET_UCS2, &inner_error)) {
+        if (!mm_modem_charset_byte_array_append (array, command, MM_MODEM_CHARSET_UCS2, &inner_error)) {
             g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
                          "Failed to encode USSD command in UCS2 charset: %s", inner_error->message);
             return NULL;

src/mm-broadband-modem-qmi.c

@@ -7257,7 +7257,7 @@ ussd_encode (const gchar                  *command,
     }
 
     barray = g_byte_array_sized_new (command_len * 2);
-    if (!mm_modem_charset_byte_array_append (barray, command, FALSE, MM_MODEM_CHARSET_UCS2, &inner_error)) {
+    if (!mm_modem_charset_byte_array_append (barray, command, MM_MODEM_CHARSET_UCS2, &inner_error)) {
         g_set_error (error, MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
                      "Failed to encode USSD command in UCS2 charset: %s", inner_error->message);
         return NULL;

src/mm-broadband-modem.c

@@ -5890,11 +5890,7 @@ modem_3gpp_ussd_encode (MMIfaceModem3gppUssd  *self,
 
     /* Encode to the current charset (as per AT+CSCS, which is what most modems
      * (except for Huawei it seems) will ask for. */
-    if (mm_modem_charset_byte_array_append (ussd_command,
-                                            command,
-                                            FALSE,
-                                            broadband->priv->modem_current_charset,
-                                            NULL)) {
+    if (mm_modem_charset_byte_array_append (ussd_command, command, broadband->priv->modem_current_charset, NULL)) {
         /* The scheme value does NOT represent the encoding used to encode the string
          * we're giving. This scheme reflects the encoding that the modem should use when
          * sending the data out to the network. We're hardcoding this to GSM-7 because

src/mm-charsets.c

@@ -105,7 +105,6 @@ charset_iconv_from (MMModemCharset charset)
 gboolean
 mm_modem_charset_byte_array_append (GByteArray      *array,
                                     const gchar     *utf8,
-                                    gboolean         quoted,
                                     MMModemCharset   charset,
                                     GError         **error)
 {
@@ -126,11 +125,7 @@ mm_modem_charset_byte_array_append (GByteArray      *array,
         return FALSE;
     }
 
-    if (quoted)
-        g_byte_array_append (array, (const guint8 *) "\"", 1);
     g_byte_array_append (array, (const guint8 *) converted, written);
-    if (quoted)
-        g_byte_array_append (array, (const guint8 *) "\"", 1);
 
     return TRUE;
 }

src/mm-charsets.h

@@ -39,7 +39,6 @@ MMModemCharset  mm_modem_charset_from_string (const gchar    *string);
  */
 gboolean mm_modem_charset_byte_array_append (GByteArray      *array,
                                              const gchar     *utf8,
-                                             gboolean         quoted,
                                              MMModemCharset   charset,
                                              GError         **error);
 

src/mm-sms-part-3gpp.c

@@ -1011,7 +1011,7 @@ mm_sms_part_3gpp_get_submit_pdu (MMSmsPart *part,
         /* Try to guess a good value for the array */
         array = g_byte_array_sized_new (strlen (mm_sms_part_get_text (part)) * 2);
         /* Always assume UTF-16 instead of UCS-2! */
-        if (!mm_modem_charset_byte_array_append (array, mm_sms_part_get_text (part), FALSE, MM_MODEM_CHARSET_UTF16, &inner_error)) {
+        if (!mm_modem_charset_byte_array_append (array, mm_sms_part_get_text (part), MM_MODEM_CHARSET_UTF16, &inner_error)) {
             g_set_error (error,
                          MM_MESSAGE_ERROR,
                          MM_MESSAGE_ERROR_INVALID_PDU_PARAMETER,

src/mm-sms-part-cdma.c

@@ -1411,11 +1411,7 @@ decide_best_encoding (const gchar *text,
     /* Check if we can do Latin encoding */
     if (mm_charset_can_convert_to (text, MM_MODEM_CHARSET_8859_1)) {
         *out = g_byte_array_sized_new (len);
-        if (!mm_modem_charset_byte_array_append (*out,
-                                                 text,
-                                                 FALSE,
-                                                 MM_MODEM_CHARSET_8859_1,
-                                                 &error))
+        if (!mm_modem_charset_byte_array_append (*out, text, MM_MODEM_CHARSET_8859_1, &error))
             mm_obj_warn (log_object, "failed to convert to latin encoding: %s", error->message);
         *num_fields = (*out)->len;
         *num_bits_per_field = 8;
@@ -1425,11 +1421,7 @@ decide_best_encoding (const gchar *text,
 
     /* If no Latin and no ASCII, default to UTF-16 */
     *out = g_byte_array_sized_new (len * 2);
-    if (!mm_modem_charset_byte_array_append (*out,
-                                             text,
-                                             FALSE,
-                                             MM_MODEM_CHARSET_UCS2,
-                                             &error))
+    if (!mm_modem_charset_byte_array_append (*out, text, MM_MODEM_CHARSET_UCS2, &error))
         mm_obj_warn (log_object, "failed to convert to UTF-16 encoding: %s", error->message);
     *num_fields = (*out)->len / 2;
     *num_bits_per_field = 16;