Move ExitFrame::ComputeStackPointer from frames-<arch>.cc to frames.cc

src/mips/frames-mips.cc

Index: src/mips/frames-mips.cc
diff --git a/src/mips/frames-mips.cc b/src/mips/frames-mips.cc
index 540caa9d0d6edf87ad96fe246d4acd7697f7b26c..d070b56a81e35dba8aa4ac3a1fe7a34b4d9bffa5 100644
--- a/src/mips/frames-mips.cc
+++ b/src/mips/frames-mips.cc
@@ -33,20 +33,12 @@
 #include "assembler.h"
 #include "assembler-mips.h"
 #include "assembler-mips-inl.h"
-#include "frames-inl.h"
-#include "mips/assembler-mips-inl.h"
-#include "macro-assembler.h"
-#include "macro-assembler-mips.h"
+#include "frames.h"
 
 namespace v8 {
 namespace internal {
 
 
-Address ExitFrame::ComputeStackPointer(Address fp) {
-  return Memory::Address_at(fp + ExitFrameConstants::kSPOffset);
-}
-
-
 Register JavaScriptFrame::fp_register() { return v8::internal::fp; }
 Register JavaScriptFrame::context_register() { return cp; }