Revert of [refactoring] Split CodeAssemblerState out of CodeAssembler

src/interface-descriptors.h

Index: src/interface-descriptors.h
diff --git a/src/interface-descriptors.h b/src/interface-descriptors.h
index 821a99b55d09354a7fc7b3d1959de942d6de4e83..3b49041a097539189ffd56cfbc45ed4dab76f0cd 100644
--- a/src/interface-descriptors.h
+++ b/src/interface-descriptors.h
@@ -157,7 +157,8 @@
   };
 };
 
-class V8_EXPORT_PRIVATE CallInterfaceDescriptor {
+
+class CallInterfaceDescriptor {
  public:
   CallInterfaceDescriptor() : data_(NULL) {}
   virtual ~CallInterfaceDescriptor() {}
@@ -774,8 +775,7 @@
   static const Register KeyRegister();
 };
 
-class V8_EXPORT_PRIVATE InterpreterDispatchDescriptor
-    : public CallInterfaceDescriptor {
+class InterpreterDispatchDescriptor : public CallInterfaceDescriptor {
  public:
   DEFINE_PARAMETERS(kAccumulator, kBytecodeOffset, kBytecodeArray,
                     kDispatchTable)