Reimplement the padding of relocation information for lazy deoptimization on ia32.

src/assembler.cc

Index: src/assembler.cc
diff --git a/src/assembler.cc b/src/assembler.cc
index 30c5170436c8ff42ed48b29e47337142a539742b..58ec8ca837c46b3a3dcea33dfb9502da6e1f9eb8 100644
--- a/src/assembler.cc
+++ b/src/assembler.cc
@@ -140,6 +140,7 @@ const int kPCJumpTag = (1 << kExtraTagBits) - 1;
 
 const int kSmallPCDeltaBits = kBitsPerByte - kTagBits;
 const int kSmallPCDeltaMask = (1 << kSmallPCDeltaBits) - 1;
+const int RelocInfo::kMaxSmallPCDelta = kSmallPCDeltaMask;
 
 const int kVariableLengthPCJumpTopTag = 1;
 const int kChunkBits = 7;