clang support

chrome/nacl/nacl_main_platform_delegate_linux.cc

Index: chrome/nacl/nacl_main_platform_delegate_linux.cc
diff --git a/chrome/nacl/nacl_main_platform_delegate_linux.cc b/chrome/nacl/nacl_main_platform_delegate_linux.cc
index 0932c08d4509b78bd772b40ecef2efa0e972b7b4..9e3acef523518c2f69e7281e0e49e1b7201bd751 100644
--- a/chrome/nacl/nacl_main_platform_delegate_linux.cc
+++ b/chrome/nacl/nacl_main_platform_delegate_linux.cc
@@ -34,7 +34,8 @@ void NaClMainPlatformDelegate::EnableSandbox() {
   //
   // The seccomp sandbox is started in the renderer.
   // http://code.google.com/p/seccompsandbox/
-#if defined(ARCH_CPU_X86_FAMILY) && !defined(CHROMIUM_SELINUX)
+#if defined(ARCH_CPU_X86_FAMILY) && !defined(CHROMIUM_SELINUX) && \
+    !defined(__clang__)
   // N.b. SupportsSeccompSandbox() returns a cached result, as we already
   // called it earlier in the zygote. Thus, it is OK for us to not pass in
   // a file descriptor for "/proc".