Pepper: Move GetSandboxISA() to PPB_NaCl_Private.

components/nacl/renderer/arch_arm/sandbox_isa.cc

Index: components/nacl/renderer/arch_arm/sandbox_isa.cc
diff --git a/ppapi/native_client/src/trusted/plugin/arch_arm/sandbox_isa.cc b/components/nacl/renderer/arch_arm/sandbox_isa.cc
similarity index 82%
rename from ppapi/native_client/src/trusted/plugin/arch_arm/sandbox_isa.cc
rename to components/nacl/renderer/arch_arm/sandbox_isa.cc
index 108f49be22689bef0a0372247fbadd846a24d8a7..3a47b4aeeeaa0225666117fcef03212955a0fe60 100644
--- a/ppapi/native_client/src/trusted/plugin/arch_arm/sandbox_isa.cc
+++ b/components/nacl/renderer/arch_arm/sandbox_isa.cc
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "ppapi/native_client/src/trusted/plugin/nexe_arch.h"
-
 namespace {
 // The list of supported ISA strings for ARM.  See issue:
 //   http://code.google.com/p/nativeclient/issues/detail?id=1040 for more
@@ -11,8 +9,8 @@ namespace {
 const char* const kNexeArchARM = "arm";
 }  // namespace
 
-namespace plugin {
+namespace nacl {
 const char* GetSandboxISA() {
   return kNexeArchARM;
 }
-}  // namespace plugin
+}  // namespace nacl