Merge isolates to bleeding_edge.

src/x64/virtual-frame-x64.h

Index: src/x64/virtual-frame-x64.h
===================================================================
--- src/x64/virtual-frame-x64.h	(revision 7267)
+++ src/x64/virtual-frame-x64.h	(working copy)
@@ -67,7 +67,9 @@
    private:
     bool previous_state_;
 
-    CodeGenerator* cgen() { return CodeGeneratorScope::Current(); }
+    CodeGenerator* cgen() {
+      return CodeGeneratorScope::Current(Isolate::Current());
+    }
   };
 
   // An illegal index into the virtual frame.
@@ -79,7 +81,10 @@
   // Construct a virtual frame as a clone of an existing one.
   explicit inline VirtualFrame(VirtualFrame* original);
 
-  CodeGenerator* cgen() { return CodeGeneratorScope::Current(); }
+  CodeGenerator* cgen() {
+    return CodeGeneratorScope::Current(Isolate::Current());
+  }
+
   MacroAssembler* masm() { return cgen()->masm(); }
 
   // Create a duplicate of an existing valid frame element.
@@ -315,7 +320,7 @@
 
   // Call runtime given the number of arguments expected on (and
   // removed from) the stack.
-  Result CallRuntime(Runtime::Function* f, int arg_count);
+  Result CallRuntime(const Runtime::Function* f, int arg_count);
   Result CallRuntime(Runtime::FunctionId id, int arg_count);
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
@@ -342,7 +347,6 @@
                      StrictModeFlag strict_mode);
 
   // Call keyed store IC.  Value, key, and receiver are found on top
-  // of the frame.  All three are dropped.
   Result CallKeyedStoreIC(StrictModeFlag strict_mode);
 
   // Call call IC.  Function name, arguments, and receiver are found on top