PnaclCoordinator: Use llc's module-splitting for pexe compilation

components/nacl/renderer/ppb_nacl_private_impl.cc

Index: components/nacl/renderer/ppb_nacl_private_impl.cc
diff --git a/components/nacl/renderer/ppb_nacl_private_impl.cc b/components/nacl/renderer/ppb_nacl_private_impl.cc
index a9d909a5e322e8476a139b4205cf80f766e5e400..3534f81e5b975df420f8fd007f589fe4b34b3fa8 100644
--- a/components/nacl/renderer/ppb_nacl_private_impl.cc
+++ b/components/nacl/renderer/ppb_nacl_private_impl.cc
@@ -10,6 +10,7 @@
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/rand_util.h"
+#include "base/sys_info.h"
 #include "components/nacl/common/nacl_host_messages.h"
 #include "components/nacl/common/nacl_types.h"
 #include "components/nacl/renderer/pnacl_translation_resource_host.h"
@@ -256,6 +257,10 @@ PP_FileHandle CreateTemporaryFile(PP_Instance instance) {
   return handle;
 }
 
+int32_t GetNumberOfProcessors() {
+  return base::SysInfo::NumberOfProcessors();
+}
+
 int32_t GetNexeFd(PP_Instance instance,
                   const char* pexe_url,
                   uint32_t abi_version,
@@ -465,6 +470,7 @@ const PPB_NaCl_Private nacl_interface = {
   &BrokerDuplicateHandle,
   &GetReadonlyPnaclFD,
   &CreateTemporaryFile,
+  &GetNumberOfProcessors,
   &GetNexeFd,
   &ReportTranslationFinished,
   &ReportNaClError,