Change the Sprite portion of SkBlitter use SkArenaAlloc.

The semantics of createT and make are the same with respect to
dtors, so it just a simple replacement of calls.

TBR=reed@google.com

Change-Id: Ib7d071d214edb44ea5c5466ce81252e9374b6eb7
Reviewed-on: https://skia-review.googlesource.com/8301
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Herb Derby <herb@google.com>
diff --git a/src/core/SkBlitter_Sprite.cpp b/src/core/SkBlitter_Sprite.cpp
index cef4cfa..4c184bd 100644
--- a/src/core/SkBlitter_Sprite.cpp
+++ b/src/core/SkBlitter_Sprite.cpp
@@ -5,8 +5,8 @@
  * found in the LICENSE file.
  */
 
+#include "SkArenaAlloc.h"
 #include "SkOpts.h"
-#include "SkSmallAllocator.h"
 #include "SkSpriteBlitter.h"
 
 SkSpriteBlitter::SkSpriteBlitter(const SkPixmap& source)
@@ -140,7 +140,7 @@
 // returning null means the caller will call SkBlitter::Choose() and
 // have wrapped the source bitmap inside a shader
 SkBlitter* SkBlitter::ChooseSprite(const SkPixmap& dst, const SkPaint& paint,
-        const SkPixmap& source, int left, int top, SkTBlitterAllocator* allocator) {
+        const SkPixmap& source, int left, int top, SkArenaAlloc* allocator) {
     /*  We currently ignore antialiasing and filtertype, meaning we will take our
         special blitters regardless of these settings. Ignoring filtertype seems fine
         since by definition there is no scale in the matrix. Ignoring antialiasing is
@@ -161,7 +161,7 @@
     SkSpriteBlitter* blitter = nullptr;
 
     if (SkSpriteBlitter_Src_SrcOver::Supports(dst, source, paint)) {
-        blitter = allocator->createT<SkSpriteBlitter_Src_SrcOver>(source);
+        blitter = allocator->make<SkSpriteBlitter_Src_SrcOver>(source);
     } else {
         switch (dst.colorType()) {
             case kRGB_565_SkColorType: