Atomic ops: put the CPU features struct in v8::internal.

src/atomicops_internals_x86_gcc.cc

Index: src/atomicops_internals_x86_gcc.cc
diff --git a/src/atomicops_internals_x86_gcc.cc b/src/atomicops_internals_x86_gcc.cc
index a5725647666dc9b94ddbb28c1fc91c6a4f5aa113..181c2024788f86092821ff09b0543588ad217cc6 100644
--- a/src/atomicops_internals_x86_gcc.cc
+++ b/src/atomicops_internals_x86_gcc.cc
@@ -57,6 +57,9 @@
 
 #if defined(cpuid)        // initialize the struct only on x86
 
+namespace v8 {
+namespace internal {
+
 // Set the flags so that code will run correctly and conservatively, so even
 // if we haven't been initialized yet, we're probably single threaded, and our
 // default values should hopefully be pretty safe.
@@ -65,8 +68,14 @@ struct AtomicOps_x86CPUFeatureStruct AtomicOps_Internalx86CPUFeatures = {
   false,          // no SSE2
 };
 
+} }  // namespace v8::internal
+
+namespace {
+
 // Initialize the AtomicOps_Internalx86CPUFeatures struct.
-static void AtomicOps_Internalx86CPUFeaturesInit() {
+void AtomicOps_Internalx86CPUFeaturesInit() {
+  using v8::internal::AtomicOps_Internalx86CPUFeatures;
+
   uint32_t eax;
   uint32_t ebx;
   uint32_t ecx;
@@ -107,8 +116,6 @@ static void AtomicOps_Internalx86CPUFeaturesInit() {
   AtomicOps_Internalx86CPUFeatures.has_sse2 = ((edx >> 26) & 1);
 }
 
-namespace {
-
 class AtomicOpsx86Initializer {
  public:
   AtomicOpsx86Initializer() {