minor, use LOffsetTo and LArrayOf whenever possible (#966)

src/hb-aat-layout-morx-table.hh

@@ -302,8 +302,9 @@ struct ContextualSubtable
   }
 
   protected:
-  StateTable<EntryData>	machine;
+  StateTable<EntryData>
-  OffsetTo<UnsizedOffsetListOf<Lookup<GlyphID>, HBUINT32>, HBUINT32>
+		machine;
+  LOffsetTo<UnsizedOffsetListOf<Lookup<GlyphID>, HBUINT32> >
 		substitutionTables;
   public:
   DEFINE_SIZE_STATIC (20);
@@ -461,7 +462,8 @@ struct LigatureSubtable
   }
 
   protected:
-  StateTable<EntryData>	machine;
+  StateTable<EntryData>
+		machine;
   LOffsetTo<UnsizedArrayOf<HBUINT32> >
 		ligAction;	/* Offset to the ligature action table. */
   LOffsetTo<UnsizedArrayOf<HBUINT16> >

src/hb-aat-ltag-table.hh

@@ -67,7 +67,7 @@ struct ltag
   protected:
   HBUINT32	version;	/* Table version; currently 1 */
   HBUINT32	flags;		/* Table flags; currently none defined */
-  ArrayOf<FTStringRange, HBUINT32>
+  LArrayOf<FTStringRange>
 		tagRanges;	/* Range for each tag's string */
   public:
   DEFINE_SIZE_ARRAY (12, tagRanges);

src/hb-open-file-private.hh

@@ -234,7 +234,7 @@ struct TTCHeaderVersion1
   Tag		ttcTag;		/* TrueType Collection ID string: 'ttcf' */
   FixedVersion<>version;	/* Version of the TTC Header (1.0),
 				 * 0x00010000u */
-  ArrayOf<LOffsetTo<OffsetTable>, HBUINT32>
+  LArrayOf<LOffsetTo<OffsetTable> >
 		table;		/* Array of offsets to the OffsetTable for each font
 				 * from the beginning of the file */
   public: