Remove lazy loading of natives files and the natives cache....

src/frames.cc

Index: src/frames.cc
===================================================================
--- src/frames.cc	(revision 3777)
+++ src/frames.cc	(working copy)
@@ -355,9 +355,11 @@
 
 void StackFrame::Cook() {
   Code* code = this->code();
+  ASSERT(code->IsCode());
   for (StackHandlerIterator it(this, top_handler()); !it.done(); it.Advance()) {
     it.handler()->Cook(code);
   }
+  printf("Cook %p (%d)\n", (void*)(pc()), code->kind());
   ASSERT(code->contains(pc()));
   set_pc(AddressFrom<Address>(pc() - code->instruction_start()));
 }
@@ -365,10 +367,12 @@
 
 void StackFrame::Uncook() {
   Code* code = this->code();
+  ASSERT(code->IsCode());
   for (StackHandlerIterator it(this, top_handler()); !it.done(); it.Advance()) {
     it.handler()->Uncook(code);
   }
   set_pc(code->instruction_start() + OffsetFrom(pc()));
+  printf("Uncook %p (%d)\n", (void*)(pc()), code->kind());
   ASSERT(code->contains(pc()));
 }