Followup: remove unnecessary SkTRefArray

src/core/SkBitmapHeap.cpp

Index: src/core/SkBitmapHeap.cpp
diff --git a/src/core/SkBitmapHeap.cpp b/src/core/SkBitmapHeap.cpp
index efaa23fc64acd5ec6687fc7283cb70aca3c8253a..07e65fb3e2801b38e152447aad681ceb666370a7 100644
--- a/src/core/SkBitmapHeap.cpp
+++ b/src/core/SkBitmapHeap.cpp
@@ -111,19 +111,6 @@ SkBitmapHeap::~SkBitmapHeap() {
     fLookupTable.deleteAll();
 }
 
-SkTRefArray<SkBitmap>* SkBitmapHeap::extractBitmaps() const {
-    const int size = fStorage.count();
-    SkTRefArray<SkBitmap>* array = NULL;
-    if (size > 0) {
-        array = SkTRefArray<SkBitmap>::Create(size);
-        for (int i = 0; i < size; i++) {
-            // make a shallow copy of the bitmap
-            array->writableAt(i) = fStorage[i]->fBitmap;
-        }
-    }
-    return array;
-}
-
 void SkBitmapHeap::removeFromLRU(SkBitmapHeap::LookupEntry* entry) {
     if (fMostRecentlyUsed == entry) {
         fMostRecentlyUsed = entry->fLessRecentlyUsed;