Move StackHandlerConstants to platform-independent frames.h

* src/frames.h: Move StackHandlerConstants here, as it is the same for
  all architectures.

BUG=

Review URL: https://codereview.chromium.org/13638002
Patch from Andy Wingo <wingo@igalia.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14161 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/frames-arm.h

@@ -100,18 +100,6 @@ const int kNumSafepointSavedRegisters = kNumJSCallerSaved + kNumCalleeSaved;
 // ----------------------------------------------------
 
 
-class StackHandlerConstants : public AllStatic {
- public:
-  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 = kFPOffset + kPointerSize;
-};
-
-
 class EntryFrameConstants : public AllStatic {
  public:
   static const int kCallerFPOffset      = -3 * kPointerSize;

src/frames.h

@@ -84,6 +84,18 @@ class InnerPointerToCodeCache {
 };
 
 
+class StackHandlerConstants : public AllStatic {
+ public:
+  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 = kFPOffset + kPointerSize;
+};
+
+
 class StackHandler BASE_EMBEDDED {
  public:
   enum Kind {

src/ia32/frames-ia32.h

@@ -60,18 +60,6 @@ const int kAlignmentZapValue = 0x12345678;  // Not heap object tagged.
 // ----------------------------------------------------
 
 
-class StackHandlerConstants : public AllStatic {
- public:
-  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 = kFPOffset + kPointerSize;
-};
-
-
 class EntryFrameConstants : public AllStatic {
  public:
   static const int kCallerFPOffset      = -6 * kPointerSize;

src/mips/frames-mips.h

@@ -152,18 +152,6 @@ const int kSafepointRegisterStackIndexMap[kNumRegs] = {
 
 // ----------------------------------------------------
 
-class StackHandlerConstants : public AllStatic {
- public:
-  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 = kFPOffset + kPointerSize;
-};
-
-
 class EntryFrameConstants : public AllStatic {
  public:
   static const int kCallerFPOffset      = -3 * kPointerSize;

src/x64/frames-x64.h

@@ -48,18 +48,6 @@ const int kNumSafepointRegisters = 16;
 
 // ----------------------------------------------------
 
-class StackHandlerConstants : public AllStatic {
- public:
-  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 = kFPOffset + kPointerSize;
-};
-
-
 class EntryFrameConstants : public AllStatic {
  public:
 #ifdef _WIN64