Split opts_check_arm.cpp into per-class files

src/opts/SkBlitRow_opts_arm.cpp

 /*
  * Copyright 2012 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 "SkBlitRow.h"
 #include "SkColorPriv.h"
 #include "SkDither.h"
@@ skipping 358 matching lines @@
 
 SkBlitRow::Proc32 SkBlitRow::PlatformProcs32(unsigned flags) {
     return SK_ARM_NEON_WRAP(sk_blitrow_platform_32_procs_arm)[flags];
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 #define Color32_arm  NULL
 SkBlitRow::ColorProc SkBlitRow::PlatformColorProc() {
     return SK_ARM_NEON_WRAP(Color32_arm);
 }
+
+SkBlitRow::ColorRectProc PlatformColorRectProcFactory() {
+    return NULL;
+}