VM initialization refactoring.

src/ia32/code-stubs-ia32.h

Index: src/ia32/code-stubs-ia32.h
diff --git a/src/ia32/code-stubs-ia32.h b/src/ia32/code-stubs-ia32.h
index 31fa645121aeb68b5425f5a2de73090e35d953c7..d116bf7db99c63d45f62a90d5bb574e421549c8e 100644
--- a/src/ia32/code-stubs-ia32.h
+++ b/src/ia32/code-stubs-ia32.h
@@ -96,7 +96,7 @@ class GenericBinaryOpStub: public CodeStub {
     if (static_operands_type_.IsSmi()) {
       mode_ = NO_OVERWRITE;
     }
-    use_sse3_ = Isolate::Current()->cpu_features()->IsSupported(SSE3);
+    use_sse3_ = CpuFeatures::IsSupported(SSE3);
     ASSERT(OpBits::is_valid(Token::NUM_TOKENS));
   }
 
@@ -235,7 +235,7 @@ class TypeRecordingBinaryOpStub: public CodeStub {
         operands_type_(TRBinaryOpIC::UNINITIALIZED),
         result_type_(TRBinaryOpIC::UNINITIALIZED),
         name_(NULL) {
-    use_sse3_ = Isolate::Current()->cpu_features()->IsSupported(SSE3);
+    use_sse3_ = CpuFeatures::IsSupported(SSE3);
     ASSERT(OpBits::is_valid(Token::NUM_TOKENS));
   }