Separate Cell and PropertyCell spaces

src/stub-cache.h

Index: src/stub-cache.h
diff --git a/src/stub-cache.h b/src/stub-cache.h
index a1b55d8d111d6a8345fb740d6165281e1e38b41d..0c756a139291209a8d0437c3e0ba891002dc1e3a 100644
--- a/src/stub-cache.h
+++ b/src/stub-cache.h
@@ -1019,14 +1019,14 @@ class CallStubCompiler: public StubCompiler {
   // given function.
   Handle<Code> CompileCustomCall(Handle<Object> object,
                                  Handle<JSObject> holder,
-                                 Handle<JSGlobalPropertyCell> cell,
+                                 Handle<Cell> cell,
                                  Handle<JSFunction> function,
                                  Handle<String> name);
 
 #define DECLARE_CALL_GENERATOR(name)                                    \
   Handle<Code> Compile##name##Call(Handle<Object> object,               \
                                    Handle<JSObject> holder,             \
-                                   Handle<JSGlobalPropertyCell> cell,   \
+                                   Handle<Cell> cell,                   \
                                    Handle<JSFunction> function,         \
                                    Handle<String> fname);
   CUSTOM_CALL_IC_GENERATORS(DECLARE_CALL_GENERATOR)
@@ -1035,7 +1035,7 @@ class CallStubCompiler: public StubCompiler {
   Handle<Code> CompileFastApiCall(const CallOptimization& optimization,
                                   Handle<Object> object,
                                   Handle<JSObject> holder,
-                                  Handle<JSGlobalPropertyCell> cell,
+                                  Handle<Cell> cell,
                                   Handle<JSFunction> function,
                                   Handle<String> name);
 
@@ -1053,7 +1053,7 @@ class CallStubCompiler: public StubCompiler {
 
   // Generates code to load the function from the cell checking that
   // it still contains the same function.
-  void GenerateLoadFunctionFromCell(Handle<JSGlobalPropertyCell> cell,
+  void GenerateLoadFunctionFromCell(Handle<Cell> cell,
                                     Handle<JSFunction> function,
                                     Label* miss);