Fixed a few warnings

Removed a few warnings from the Skia code.
Review URL: https://codereview.chromium.org/12469003

git-svn-id: http://skia.googlecode.com/svn/trunk@7996 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/ports/SkFontHost_FreeType_common.h b/src/ports/SkFontHost_FreeType_common.h
index 01100de..db32bc8 100644
--- a/src/ports/SkFontHost_FreeType_common.h
+++ b/src/ports/SkFontHost_FreeType_common.h
@@ -37,7 +37,7 @@
 
 protected:
     void generateGlyphImage(FT_Face face, const SkGlyph& glyph);
-    void generateGlyphPath(FT_Face face, const SkGlyph& glyph, SkPath* path);
+    void generateGlyphPath(FT_Face face, SkPath* path);
     void emboldenOutline(FT_Face face, FT_Outline* outline);
 };