Make sure we always have room for patching the reloc info during lazy deoptim...

src/assembler.h

Index: src/assembler.h
===================================================================
--- src/assembler.h	(revision 6787)
+++ src/assembler.h	(working copy)
@@ -178,6 +178,12 @@
   // invalid/uninitialized position value.
   static const int kNoPosition = -1;
 
+  // This string is used to add padding comments to the reloc info in cases
+  // where we are not sure to have enough space for patching in during
+  // lazy deoptimization. This is the case if we have indirect calls for which
+  // we do not normally record relocation info.
+  static const char* kFillerCommentString;
+
   enum Mode {
     // Please note the order is important (see IsCodeTarget, IsGCRelocMode).
     CONSTRUCT_CALL,  // code target that is a call to a JavaScript constructor.