Fix Savannah bug #41507.

* src/sfnt/ttsbit.c (tt_sbit_decoder_load_bitmap)
[!FT_CONFIG_OPTION_USE_PNG] <17, 17, 19>: Fix error handling.

ChangeLog

@@ -1,3 +1,10 @@
+2014-02-08  Eugen Sawin  <esawin@mozilla.com>
+
+	Fix Savannah bug #41507.
+
+	* src/sfnt/ttsbit.c (tt_sbit_decoder_load_bitmap)
+	[!FT_CONFIG_OPTION_USE_PNG] <17, 17, 19>: Fix error handling.
+
 2014-02-08  Dave Arnold  <darnold@adobe.com>
 
 	[cff] Fix minor performance bug.

src/sfnt/ttsbit.c

@@ -1016,10 +1016,11 @@
       case 19: /* metrics in EBLC, PNG image data */
 #ifdef FT_CONFIG_OPTION_USE_PNG
         loader = tt_sbit_decoder_load_png;
+        break;
 #else
         error = FT_THROW( Unimplemented_Feature );
+        goto Fail;
 #endif /* FT_CONFIG_OPTION_USE_PNG */
-        break;
 
       default:
         error = FT_THROW( Invalid_Table );