[Isolates] Convert more static data either to read-only or to per-isolate.

src/frames-inl.h

Index: src/frames-inl.h
diff --git a/src/frames-inl.h b/src/frames-inl.h
index 78bb646c78df386112ee023089c5e0e0128e2a62..f708f857ece943d7db637a2f282e7073ed6f5892 100644
--- a/src/frames-inl.h
+++ b/src/frames-inl.h
@@ -30,6 +30,8 @@
 
 #include "frames.h"
 
+#include "isolate.h"
+
 #if V8_TARGET_ARCH_IA32
 #include "ia32/frames-ia32.h"
 #elif V8_TARGET_ARCH_X64
@@ -91,6 +93,11 @@ inline StackHandler* StackFrame::top_handler() const {
 }
 
 
+inline Code* StackFrame::GetContainingCode(Isolate* isolate, Address pc) {
+  return isolate->pc_to_code_cache()->GetCacheEntry(pc)->code;
+}
+
+
 inline Object* StandardFrame::GetExpression(int index) const {
   return Memory::Object_at(GetExpressionAddress(index));
 }