Add a level of indirection to exception handler addresses.

src/x64/frames-x64.h

Index: src/x64/frames-x64.h
diff --git a/src/x64/frames-x64.h b/src/x64/frames-x64.h
index 7012c76f0bcdb3cdce47b885033e01be89e237ba..1db7429d0a4421de5946068cdbecd608c909c5f3 100644
--- a/src/x64/frames-x64.h
+++ b/src/x64/frames-x64.h
@@ -50,13 +50,13 @@ static const int kNumSafepointRegisters = 16;
 
 class StackHandlerConstants : public AllStatic {
  public:
-  static const int kNextOffset    = 0 * kPointerSize;
-  static const int kContextOffset = 1 * kPointerSize;
-  static const int kFPOffset      = 2 * kPointerSize;
-  static const int kStateOffset   = 3 * kPointerSize;
-  static const int kPCOffset      = 4 * kPointerSize;
+  static const int kNextOffset     = 0 * kPointerSize;
+  static const int kCodeOffset     = 1 * kPointerSize;
+  static const int kStateOffset    = 2 * kPointerSize;
+  static const int kContextOffset  = 3 * kPointerSize;
+  static const int kFPOffset       = 4 * kPointerSize;
 
-  static const int kSize = kPCOffset + kPointerSize;
+  static const int kSize = kFPOffset + kPointerSize;
 };