Fix typeface ids on Mac.

src/core/SkTypefaceCache.cpp

Index: src/core/SkTypefaceCache.cpp
diff --git a/src/core/SkTypefaceCache.cpp b/src/core/SkTypefaceCache.cpp
index 8adffe6a3a5cc6fa7c90ea8139cc1ab2d1537d3e..f253b60523b40ad9e79ffd4195d12285abe1e998 100644
--- a/src/core/SkTypefaceCache.cpp
+++ b/src/core/SkTypefaceCache.cpp
@@ -34,18 +34,6 @@ void SkTypefaceCache::add(SkTypeface* face, const SkFontStyle& requestedStyle) {
     rec->fRequestedStyle = requestedStyle;
 }
 
-SkTypeface* SkTypefaceCache::findByID(SkFontID fontID) const {
-    const Rec* curr = fArray.begin();
-    const Rec* stop = fArray.end();
-    while (curr < stop) {
-        if (curr->fFace->uniqueID() == fontID) {
-            return curr->fFace;
-        }
-        curr += 1;
-    }
-    return NULL;
-}
-
 SkTypeface* SkTypefaceCache::findByProcAndRef(FindProc proc, void* ctx) const {
     const Rec* curr = fArray.begin();
     const Rec* stop = fArray.end();
@@ -100,11 +88,6 @@ void SkTypefaceCache::Add(SkTypeface* face, const SkFontStyle& requestedStyle) {
     Get().add(face, requestedStyle);
 }
 
-SkTypeface* SkTypefaceCache::FindByID(SkFontID fontID) {
-    SkAutoMutexAcquire ama(gMutex);
-    return Get().findByID(fontID);
-}
-
 SkTypeface* SkTypefaceCache::FindByProcAndRef(FindProc proc, void* ctx) {
     SkAutoMutexAcquire ama(gMutex);
     SkTypeface* typeface = Get().findByProcAndRef(proc, ctx);