Comment out unused names in src/core/SkGlyphCache.h

src/core/SkGlyphCache.h

Index: src/core/SkGlyphCache.h
diff --git a/src/core/SkGlyphCache.h b/src/core/SkGlyphCache.h
index e27b34cfec12a03e5f27113b15f494bfb1dcaa69..9f137a26a1d52e27b78b9fd9a6540e57d2d2cea7 100644
--- a/src/core/SkGlyphCache.h
+++ b/src/core/SkGlyphCache.h
@@ -248,9 +248,9 @@ protected:
     SkAutoGlyphCacheBase(SkTypeface* typeface, const SkDescriptor* desc) {
         fCache = SkGlyphCache::DetachCache(typeface, desc);
     }
-    SkAutoGlyphCacheBase(const SkPaint& paint,
-                         const SkDeviceProperties* deviceProperties,
-                         const SkMatrix* matrix) {
+    SkAutoGlyphCacheBase(const SkPaint& /*paint*/,
+                         const SkDeviceProperties* /*deviceProperties*/,
+                         const SkMatrix* /*matrix*/) {
         fCache = NULL;
     }
     SkAutoGlyphCacheBase() {