use colortype instead of config

src/opts/SkBlitMask_opts_arm.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkColor.h"
 #include "SkColorPriv.h"
 #include "SkBlitMask.h"
 #include "SkUtilsArm.h"
 #include "SkBlitMask_opts_arm_neon.h"
 
 SkBlitMask::ColorProc SkBlitMask::PlatformColorProcs(SkColorType dstCT,
                                                      SkMask::Format maskFormat,
                                                      SkColor color) {
 #if SK_ARM_NEON_IS_NONE
     return NULL;
 #else
 /* ** This has been disabled until we can diagnose and fix the SIGILL generated
    ** in the NEON code.  See http://skbug.com/2067 for details.
 #if SK_ARM_NEON_IS_DYNAMIC
     if (!sk_cpu_arm_has_neon()) {
         return NULL;
     }
 #endif
-    if ((SkBitmap::kARGB_8888_Config == dstConfig) &&
+    if ((kN32_SkColorType == dstCT) &&
         (SkMask::kA8_Format == maskFormat)) {
             return D32_A8_Factory_neon(color);
     }
 */
 #endif
 
     // We don't need to handle the SkMask::kLCD16_Format case as the default
     // LCD16 will call us through SkBlitMask::PlatformBlitRowProcs16()
 
     return NULL;
 }
 
 SkBlitMask::BlitLCD16RowProc SkBlitMask::PlatformBlitRowProcs16(bool isOpaque) {
     if (isOpaque) {
         return SK_ARM_NEON_WRAP(SkBlitLCD16OpaqueRow);
     } else {
         return SK_ARM_NEON_WRAP(SkBlitLCD16Row);
     }
 }
 
 SkBlitMask::RowProc SkBlitMask::PlatformRowProcs(SkColorType dstCT,
                                                  SkMask::Format maskFormat,
                                                  RowFlags flags) {
     return NULL;
 }