Load mac sandbox definitions from resources instead of the bundle.

chrome/nacl/nacl_main_platform_delegate_mac.mm

Index: chrome/nacl/nacl_main_platform_delegate_mac.mm
diff --git a/chrome/nacl/nacl_main_platform_delegate_mac.mm b/chrome/nacl/nacl_main_platform_delegate_mac.mm
index 6e3121e71105dbb3b96e63d16428dc2437d40e46..6819367929151436ae57c7fb58cf1afae5f556dd 100644
--- a/chrome/nacl/nacl_main_platform_delegate_mac.mm
+++ b/chrome/nacl/nacl_main_platform_delegate_mac.mm
@@ -12,6 +12,7 @@
 #include "chrome/common/chrome_switches.h"
 #include "content/common/sandbox_mac.h"
 #include "content/public/common/sandbox_init.h"
+#include "grit/browser_resources.h"
 
 NaClMainPlatformDelegate::NaClMainPlatformDelegate(
     const content::MainFunctionParams& parameters)
@@ -55,8 +56,8 @@ void NaClMainPlatformDelegate::InitSandboxTests(bool no_sandbox) {
 }
 
 void NaClMainPlatformDelegate::EnableSandbox() {
-  CHECK(content::InitializeSandbox()) << "Error initializing sandbox for "
-                                      << switches::kNaClLoaderProcess;
+  CHECK(content::InitializeSandbox(IDR_NACL_SANDBOX_DEFINITION))
+      << "Error initializing sandbox for " << switches::kNaClLoaderProcess;
 }
 
 bool NaClMainPlatformDelegate::RunSandboxTests() {