Unbreak --deopt-every-n-times.

Review URL: https://codereview.chromium.org/13779003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14160 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/arm/lithium-codegen-arm.cc

@@ -851,7 +851,9 @@ void LCodeGen::DeoptimizeIf(Condition cc, LEnvironment* environment) {
   }
 
   ASSERT(FLAG_deopt_every_n_times < 2);  // Other values not supported on ARM.
-  if (FLAG_deopt_every_n_times == 1 && info_->opt_count() == id) {
+  if (FLAG_deopt_every_n_times == 1 &&
+      !info()->IsStub() &&
+      info()->opt_count() == id) {
     __ Jump(entry, RelocInfo::RUNTIME_ENTRY);
     return;
   }

src/ia32/lithium-codegen-ia32.cc

@@ -858,8 +858,8 @@ void LCodeGen::DeoptimizeIf(Condition cc, LEnvironment* environment) {
     return;
   }
 
-  if (FLAG_deopt_every_n_times != 0) {
-    Handle<SharedFunctionInfo> shared(info_->shared_info());
+  if (FLAG_deopt_every_n_times != 0 && !info()->IsStub()) {
+    Handle<SharedFunctionInfo> shared(info()->shared_info());
     Label no_deopt;
     __ pushfd();
     __ push(eax);

src/mips/lithium-codegen-mips.cc

@@ -828,7 +828,9 @@ void LCodeGen::DeoptimizeIf(Condition cc,
   }
 
   ASSERT(FLAG_deopt_every_n_times < 2);  // Other values not supported on MIPS.
-  if (FLAG_deopt_every_n_times == 1 && info_->opt_count() == id) {
+  if (FLAG_deopt_every_n_times == 1 &&
+      !info()->IsStub() &&
+      info()->opt_count() == id) {
     __ Jump(entry, RelocInfo::RUNTIME_ENTRY);
     return;
   }