Revert "Uprev libmtp to 1.1.12"

patches/03_enable_ptp_support.patch

-diff --git a/src/libusb1-glue.c b/src/libusb1-glue.c
-index 45572f7..187c485 100644
---- a/src/libusb1-glue.c
-+++ b/src/libusb1-glue.c
-@@ -221,15 +221,15 @@ static void free_mtpdevice_list(mtpdevice_list_t *devlist)
+Index: src/libusb1-glue.c
+===================================================================
+--- src/libusb1-glue.c  (revision 148597)
++++ src/libusb1-glue.c  (working copy)
+@@ -197,15 +197,15 @@
  }
  
  /**
 - * This checks if a device has an MTP descriptor. The descriptor was
 - * elaborated about in gPhoto bug 1482084, and some official documentation
 - * with no strings attached was published by Microsoft at
 + * This checks if a device is a PTP device or has an MTP descriptor. The
 + * descriptor was elaborated about in gPhoto bug 1482084, and some official
 + * documentation with no strings attached was published by Microsoft at
   * http://www.microsoft.com/whdc/system/bus/USB/USBFAQ_intermed.mspx#E3HAC
   *
   * @param dev a device struct from libusb.
   * @param dumpfile set to non-NULL to make the descriptors dump out
   *        to this file in human-readable hex so we can scruitinze them.
 - * @return 1 if the device is MTP compliant, 0 if not.
 + * @return 1 if the device is PTP or MTP compliant, 0 if not.
   */
  static int probe_device_descriptor(libusb_device *dev, FILE *dumpfile)
  {
-@@ -313,7 +313,6 @@ static int probe_device_descriptor(libusb_device *dev, FILE *dumpfile)
-           * TODO: Check for Still Image Capture class with PIMA 15740
-           * protocol, also known as PTP
+@@ -289,7 +289,6 @@
+           * Check for Still Image Capture class with PIMA 15740 protocol,
+           * also known as PTP
            */
 -#if 0
           if (intf->bInterfaceClass == LIBUSB_CLASS_PTP
               && intf->bInterfaceSubClass == 0x01
               && intf->bInterfaceProtocol == 0x01) {
-@@ -322,17 +321,9 @@ static int probe_device_descriptor(libusb_device *dev, FILE *dumpfile)
+@@ -297,17 +296,9 @@
               fprintf(dumpfile, "   Found PTP device, check vendor "
                       "extension...\n");
             }
 -           /*
 -            * This is where we may insert code to open a PTP
 -            * session and query the vendor extension ID to see
 -            * if it is 0xffffffff, i.e. MTP according to the spec.
 -            */
 -           if (was_mtp_extension) {
 -             libusb_close(devh);
 -             return 1;
 -           }
 +           libusb_close(devh);
 +           return 1;
           }
 -#endif
  
           /*
            * Next we search for the MTP substring in the interface name.