Make writing of frame translation platform independent.

src/lithium-codegen.h

Index: src/lithium-codegen.h
diff --git a/src/lithium-codegen.h b/src/lithium-codegen.h
index 80afbaf2359d633e57d8ff518d77a71589e47e7f..fddc1b259935968d53796f71e0c766e7898dee0e 100644
--- a/src/lithium-codegen.h
+++ b/src/lithium-codegen.h
@@ -14,6 +14,7 @@
 namespace v8 {
 namespace internal {
 
+class LEnvironment;
 class LInstruction;
 class LPlatformChunk;
 
@@ -50,6 +51,10 @@ class LCodeGenBase BASE_EMBEDDED {
 
   void RegisterWeakObjectsInOptimizedCode(Handle<Code> code);
 
+  void WriteTranslationFrame(LEnvironment* environment,
+                             Translation* translation);
+  int DefineDeoptimizationLiteral(Handle<Object> literal);
+
   // Check that an environment assigned via AssignEnvironment is actually being
   // used. Redundant assignments keep things alive longer than necessary, and
   // consequently lead to worse code, so it's important to minimize this.
@@ -71,6 +76,7 @@ class LCodeGenBase BASE_EMBEDDED {
   int current_block_;
   int current_instruction_;
   const ZoneList<LInstruction*>* instructions_;
+  ZoneList<Handle<Object> > deoptimization_literals_;
   int last_lazy_deopt_pc_;
 
   bool is_unused() const { return status_ == UNUSED; }