Update find_name_and_attributes to take ttc index.

src/ports/SkFontHost_FreeType_common.h

 /*
  * Copyright 2006-2012 The Android Open Source Project
  * Copyright 2012 Mozilla Foundation
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SKFONTHOST_FREETYPE_COMMON_H_
 #define SKFONTHOST_FREETYPE_COMMON_H_
 
 #include "SkGlyph.h"
 #include "SkScalerContext.h"
 #include "SkTypeface.h"
 
 #include <ft2build.h>
 #include FT_FREETYPE_H
 
 #ifdef SK_DEBUG
     #define SkASSERT_CONTINUE(pred)                                                         \
         do {                                                                                \
             if (!(pred))                                                                    \
                 SkDebugf("file %s:%d: assert failed '" #pred "'\n", __FILE__, __LINE__);    \
         } while (false)
 #else
     #define SkASSERT_CONTINUE(pred)
 #endif
 
-
 class SkScalerContext_FreeType_Base : public SkScalerContext {
 protected:
     // See http://freetype.sourceforge.net/freetype2/docs/reference/ft2-bitmap_handling.html#FT_Bitmap_Embolden
     // This value was chosen by eyeballing the result in Firefox and trying to match it.
     static const FT_Pos kBitmapEmboldenStrength = 1 << 6;
 
     SkScalerContext_FreeType_Base(SkTypeface* typeface, const SkDescriptor *desc)
     : INHERITED(typeface, desc)
     {}
 
     void generateGlyphImage(FT_Face face, const SkGlyph& glyph);
     void generateGlyphPath(FT_Face face, SkPath* path);
 
 private:
     typedef SkScalerContext INHERITED;
 };
 
 class SkTypeface_FreeType : public SkTypeface {
+public:
+    /** For SkFontMgrs to make use of our ability to extract
+     *  name and style from a stream, using FreeType's API.
+     */
+    static bool ScanFont(SkStream* stream, int ttcIndex,
+                         SkString* name, SkTypeface::Style* style, bool* isFixedPitch);
+
 protected:
     SkTypeface_FreeType(Style style, SkFontID uniqueID, bool isFixedPitch)
         : INHERITED(style, uniqueID, isFixedPitch)
         , fGlyphCount(-1)
     {}
 
     virtual SkScalerContext* onCreateScalerContext(
                                         const SkDescriptor*) const SK_OVERRIDE;
     virtual void onFilterRec(SkScalerContextRec*) const SK_OVERRIDE;
     virtual SkAdvancedTypefaceMetrics* onGetAdvancedTypefaceMetrics(
@@ skipping 12 matching lines @@
     virtual size_t onGetTableData(SkFontTableTag, size_t offset,
                                   size_t length, void* data) const SK_OVERRIDE;
 
 private:
     mutable int fGlyphCount;
 
     typedef SkTypeface INHERITED;
 };
 
 #endif // SKFONTHOST_FREETYPE_COMMON_H_