[Crankshaft] Always check for stubs marked to not require an eager frame.

Previously only stubs built in the snapshot were checked for having an
eager frame. This caused a regression to creap in on ia32 for
RegExpConstructResultStub. Change test to always check.

Review-Url: https://codereview.chromium.org/2089673002
Cr-Commit-Position: refs/heads/master@{#37162}

src/code-stubs-hydrogen.cc

@@ -2061,7 +2061,12 @@ HValue* CodeStubGraphBuilder<RegExpConstructResultStub>::BuildCodeStub() {
   HValue* index = GetParameter(RegExpConstructResultStub::kIndex);
   HValue* input = GetParameter(RegExpConstructResultStub::kInput);
 
+  // TODO(turbofan): This codestub has regressed to need a frame on ia32 at some
+  // point and wasn't caught since it wasn't built in the snapshot. We should
+  // probably just replace with a TurboFan stub rather than fixing it.
+#if !V8_TARGET_ARCH_IA32
   info()->MarkMustNotHaveEagerFrame();
+#endif
 
   return BuildRegExpConstructResult(length, index, input);
 }

src/crankshaft/lithium.cc

@@ -469,8 +469,7 @@ Handle<Code> LChunk::Codegen() {
                                                  jit_handler_data));
 
     CodeGenerator::PrintCode(code, info());
-    DCHECK(!(info()->isolate()->serializer_enabled() &&
-             info()->GetMustNotHaveEagerFrame() &&
+    DCHECK(!(info()->GetMustNotHaveEagerFrame() &&
              generator.NeedsEagerFrame()));
     return code;
   }