Relaxed parameter types a bit.

Somehow these changes didn't make it into https://codereview.chromium.org/915583002 ... :-/

Review URL: https://codereview.chromium.org/919473005

Cr-Commit-Position: refs/heads/master@{#26567}

src/compiler.cc

@@ -113,8 +113,7 @@ CompilationInfo::CompilationInfo(Handle<JSFunction> closure, Zone* zone)
 }
 
 
-CompilationInfo::CompilationInfo(HydrogenCodeStub* stub, Isolate* isolate,
-                                 Zone* zone)
+CompilationInfo::CompilationInfo(CodeStub* stub, Isolate* isolate, Zone* zone)
     : flags_(kLazy | kThisHasUses),
       source_stream_(NULL),
       osr_ast_id_(BailoutId::None()),

src/compiler.h

@@ -427,9 +427,7 @@ class CompilationInfo {
  protected:
   CompilationInfo(Handle<SharedFunctionInfo> shared_info,
                   Zone* zone);
-  CompilationInfo(HydrogenCodeStub* stub,
-                  Isolate* isolate,
-                  Zone* zone);
+  CompilationInfo(CodeStub* stub, Isolate* isolate, Zone* zone);
   CompilationInfo(ScriptCompiler::ExternalSourceStream* source_stream,
                   ScriptCompiler::StreamedSource::Encoding encoding,
                   Isolate* isolate, Zone* zone);
@@ -562,7 +560,7 @@ class CompilationInfoWithZone: public CompilationInfo {
       : CompilationInfo(shared_info, &zone_) {}
   explicit CompilationInfoWithZone(Handle<JSFunction> closure)
       : CompilationInfo(closure, &zone_) {}
-  CompilationInfoWithZone(HydrogenCodeStub* stub, Isolate* isolate)
+  CompilationInfoWithZone(CodeStub* stub, Isolate* isolate)
       : CompilationInfo(stub, isolate, &zone_) {}
   CompilationInfoWithZone(ScriptCompiler::ExternalSourceStream* stream,
                           ScriptCompiler::StreamedSource::Encoding encoding,

test/cctest/compiler/test-linkage.cc

@@ -74,7 +74,7 @@ TEST(TestLinkageJSFunctionIncoming) {
 
 TEST(TestLinkageCodeStubIncoming) {
   Isolate* isolate = CcTest::InitIsolateOnce();
-  CompilationInfoWithZone info(static_cast<HydrogenCodeStub*>(NULL), isolate);
+  CompilationInfoWithZone info(static_cast<CodeStub*>(NULL), isolate);
   Linkage linkage(info.zone(), &info);
   // TODO(titzer): test linkage creation with a bonafide code stub.
   // this just checks current behavior.