Switch SkAutoMalloc to SkAutoTMalloc to avoid cast

src/core/SkBitmap.cpp

 /*
  * Copyright 2008 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkAtomics.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
 #include "SkData.h"
 #include "SkFilterQuality.h"
 #include "SkMallocPixelRef.h"
 #include "SkMask.h"
 #include "SkMath.h"
 #include "SkPixelRef.h"
 #include "SkReadBuffer.h"
 #include "SkRect.h"
 #include "SkScalar.h"
+#include "SkTemplates.h"
 #include "SkUnPreMultiply.h"
 #include "SkWriteBuffer.h"
 
 #include <string.h>
 
 static bool reset_return_false(SkBitmap* bm) {
     bm->reset();
     return false;
 }
 
@@ skipping 1045 matching lines @@
 static void write_raw_pixels(SkWriteBuffer* buffer, const SkPixmap& pmap) {
     const SkImageInfo& info = pmap.info();
     const size_t snugRB = info.width() * info.bytesPerPixel();
     const char* src = (const char*)pmap.addr();
     const size_t ramRB = pmap.rowBytes();
 
     buffer->write32(SkToU32(snugRB));
     info.flatten(*buffer);
 
     const size_t size = snugRB * info.height();
-    SkAutoMalloc storage(size);
-    char* dst = (char*)storage.get();
+    SkAutoTMalloc<char> storage(size);
+    char* dst = storage.get();
     for (int y = 0; y < info.height(); ++y) {
         memcpy(dst, src, snugRB);
         dst += snugRB;
         src += ramRB;
     }
     buffer->writeByteArray(storage.get(), size);
 
     const SkColorTable* ct = pmap.ctable();
     if (kIndex_8_SkColorType == info.colorType() && ct) {
         buffer->writeBool(true);
@@ skipping 230 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef SK_DEBUG
 void SkImageInfo::validate() const {
     SkASSERT(fWidth >= 0);
     SkASSERT(fHeight >= 0);
     SkASSERT(SkColorTypeIsValid(fColorType));
     SkASSERT(SkAlphaTypeIsValid(fAlphaType));
 }
 #endif