Init Mojo embedder for Windows NaCl plugins.

components/nacl/loader/nacl_helper_linux.cc

Index: components/nacl/loader/nacl_helper_linux.cc
diff --git a/components/nacl/loader/nacl_helper_linux.cc b/components/nacl/loader/nacl_helper_linux.cc
index adb6d8b9c64abbdf563e149d10a588571d410b47..9853507c322b740482fe0e1c79724fcbac929ca9 100644
--- a/components/nacl/loader/nacl_helper_linux.cc
+++ b/components/nacl/loader/nacl_helper_linux.cc
@@ -43,6 +43,11 @@
 #include "ipc/ipc_switches.h"
 #include "sandbox/linux/services/libc_urandom_override.h"
 
+#if !defined(OS_NACL_NONSFI)
+#include "third_party/mojo/src/mojo/edk/embedder/embedder.h"
+#include "third_party/mojo/src/mojo/edk/embedder/simple_platform_support.h"
+#endif
+
 #if defined(OS_NACL_NONSFI)
 #include "native_client/src/public/nonsfi/irt_exception_handling.h"
 #else
@@ -457,6 +462,12 @@ int main(int argc, char* argv[]) {
   CheckRDebug(argv[0]);
 #endif
 
+// TODO(teravest): Enable mojo for nonsfi. http://crbug.com/473418
+#if !defined(OS_NACL_NONSFI)
+  mojo::embedder::Init(
+      make_scoped_ptr(new mojo::embedder::SimplePlatformSupport()));
+#endif
+
   scoped_ptr<nacl::NaClSandbox> nacl_sandbox(new nacl::NaClSandbox);
   // Make sure that the early initialization did not start any spurious
   // threads.