Move platform abstraction to base library

test/cctest/test-cpu.cc

Index: test/cctest/test-cpu.cc
diff --git a/test/cctest/test-cpu.cc b/test/cctest/test-cpu.cc
index 416213a2ec274c303f746bbc16c7d311ce01589e..e2261f4beba1e9cde58126d6d6389cc97b924c30 100644
--- a/test/cctest/test-cpu.cc
+++ b/test/cctest/test-cpu.cc
@@ -27,7 +27,7 @@
 
 #include "src/v8.h"
 
-#include "src/cpu.h"
+#include "src/base/cpu.h"
 #include "test/cctest/cctest.h"
 
 using namespace v8::internal;
@@ -35,7 +35,7 @@ using namespace v8::internal;
 
 TEST(FeatureImplications) {
   // Test for features implied by other features.
-  CPU cpu;
+  v8::base::CPU cpu;
 
   // ia32 and x64 features
   CHECK(!cpu.has_sse() || cpu.has_mmx());
@@ -51,5 +51,5 @@ TEST(FeatureImplications) {
 
 
 TEST(NumberOfProcessorsOnline) {
-  CHECK_GT(OS::NumberOfProcessorsOnline(), 0);
+  CHECK_GT(v8::base::OS::NumberOfProcessorsOnline(), 0);
 }