[cache] Minor casting and cosmetic updates.

* src/cache/ftcglyph.c (ftc_gcache_{init,done}): Remove casting.
(FTC_GCache_Lookup): Cosmetic variable renaming.
* src/cache/ftcsbits.c (ftc_snode_compare): Formatting.
diff --git a/src/cache/ftcglyph.c b/src/cache/ftcglyph.c
index 5cbda31..d344733 100644
--- a/src/cache/ftcglyph.c
+++ b/src/cache/ftcglyph.c
@@ -101,22 +101,22 @@
 
 
   FT_LOCAL_DEF( FT_Error )
-  ftc_gcache_init( FTC_Cache  ftccache )
+  ftc_gcache_init( FTC_Cache  cache )
   {
-    FTC_GCache  cache = (FTC_GCache)ftccache;
+    FTC_GCache  gcache = (FTC_GCache)cache;
     FT_Error    error;
 
 
-    error = FTC_Cache_Init( FTC_CACHE( cache ) );
+    error = FTC_Cache_Init( cache );
     if ( !error )
     {
-      FTC_GCacheClass   clazz = (FTC_GCacheClass)FTC_CACHE( cache )->org_class;
+      FTC_GCacheClass   clazz = (FTC_GCacheClass)cache->org_class;
 
-      FTC_MruList_Init( &cache->families,
+      FTC_MruList_Init( &gcache->families,
                         clazz->family_class,
                         0,  /* no maximum here! */
                         cache,
-                        FTC_CACHE( cache )->memory );
+                        cache->memory );
     }
 
     return error;
@@ -126,31 +126,31 @@
 #if 0
 
   FT_LOCAL_DEF( FT_Error )
-  FTC_GCache_Init( FTC_GCache  cache )
+  FTC_GCache_Init( FTC_GCache  gcache )
   {
-    return ftc_gcache_init( FTC_CACHE( cache ) );
+    return ftc_gcache_init( FTC_CACHE( gcache ) );
   }
 
 #endif /* 0 */
 
 
   FT_LOCAL_DEF( void )
-  ftc_gcache_done( FTC_Cache  ftccache )
+  ftc_gcache_done( FTC_Cache  cache )
   {
-    FTC_GCache  cache = (FTC_GCache)ftccache;
+    FTC_GCache  gcache = (FTC_GCache)cache;
 
 
-    FTC_Cache_Done( (FTC_Cache)cache );
-    FTC_MruList_Done( &cache->families );
+    FTC_Cache_Done( cache );
+    FTC_MruList_Done( &gcache->families );
   }
 
 
 #if 0
 
   FT_LOCAL_DEF( void )
-  FTC_GCache_Done( FTC_GCache  cache )
+  FTC_GCache_Done( FTC_GCache  gcache )
   {
-    ftc_gcache_done( FTC_CACHE( cache ) );
+    ftc_gcache_done( FTC_CACHE( gcache ) );
   }
 
 #endif /* 0 */
@@ -169,7 +169,7 @@
 #ifndef FTC_INLINE
 
   FT_LOCAL_DEF( FT_Error )
-  FTC_GCache_Lookup( FTC_GCache   cache,
+  FTC_GCache_Lookup( FTC_GCache   gcache,
                      FT_Offset    hash,
                      FT_UInt      gindex,
                      FTC_GQuery   query,
@@ -190,7 +190,7 @@
       /* out-of-memory condition occurs during glyph node initialization. */
       family->num_nodes++;
 
-      error = FTC_Cache_Lookup( FTC_CACHE( cache ), hash, query, anode );
+      error = FTC_Cache_Lookup( FTC_CACHE( gcache ), hash, query, anode );
 
       if ( --family->num_nodes == 0 )
         FTC_FAMILY_FREE( family, cache );
diff --git a/src/cache/ftcsbits.c b/src/cache/ftcsbits.c
index 216a710..9929a0b 100644
--- a/src/cache/ftcsbits.c
+++ b/src/cache/ftcsbits.c
@@ -342,7 +342,7 @@
     FT_Bool     result;
 
 
-    if (list_changed)
+    if ( list_changed )
       *list_changed = FALSE;
     result = FT_BOOL( gnode->family == gquery->family       &&
                       gindex - gnode->gindex < snode->count );