AllocationProfiler: Inital version of RecordObjectAllocation for hydrogen.

src/hydrogen.h

Index: src/hydrogen.h
diff --git a/src/hydrogen.h b/src/hydrogen.h
index b5046bd00190a46b4ae0aecc5c804b10989afc54..d55a59720e41965c16c5f98a1ab7cb970f2341fd 100644
--- a/src/hydrogen.h
+++ b/src/hydrogen.h
@@ -1567,6 +1567,8 @@ class HGraphBuilder {
     HValue* EmitInternalMapCode();
     HValue* EstablishEmptyArrayAllocationSize();
     HValue* EstablishAllocationSize(HValue* length_node);
+    HInstruction* EstablishTotalSize(int base_size, HValue* length_node);
+
     HValue* AllocateArray(HValue* size_in_bytes, HValue* capacity,
                           HValue* length_field,  bool fill_with_hole);
 
@@ -1653,6 +1655,9 @@ class HGraphBuilder {
   void PadEnvironmentForContinuation(HBasicBlock* from,
                                      HBasicBlock* continuation);
 
+  void RecordObjectAllocation(HValue* object, HValue* size);
+
+
   CompilationInfo* info_;
   HGraph* graph_;
   HBasicBlock* current_block_;