Revert of Reland "Keep a canonical list of shared function infos."

test/cctest/test-heap.cc

Index: test/cctest/test-heap.cc
diff --git a/test/cctest/test-heap.cc b/test/cctest/test-heap.cc
index 668fb01e1723de450e396ac176e23e0202d8c9e2..e0c2818c8ddda0da50a250795c298c18e0f5bdec 100644
--- a/test/cctest/test-heap.cc
+++ b/test/cctest/test-heap.cc
@@ -5924,53 +5924,6 @@
 }
 
 
-static void CheckEqualSharedFunctionInfos(
-    const v8::FunctionCallbackInfo<v8::Value>& args) {
-  Handle<Object> obj1 = v8::Utils::OpenHandle(*args[0]);
-  Handle<Object> obj2 = v8::Utils::OpenHandle(*args[1]);
-  Handle<JSFunction> fun1 = Handle<JSFunction>::cast(obj1);
-  Handle<JSFunction> fun2 = Handle<JSFunction>::cast(obj2);
-  CHECK(fun1->shared() == fun2->shared());
-}
-
-
-static void RemoveCodeAndGC(const v8::FunctionCallbackInfo<v8::Value>& args) {
-  Isolate* isolate = CcTest::i_isolate();
-  Handle<Object> obj = v8::Utils::OpenHandle(*args[0]);
-  Handle<JSFunction> fun = Handle<JSFunction>::cast(obj);
-  fun->ReplaceCode(*isolate->builtins()->CompileLazy());
-  fun->shared()->ReplaceCode(*isolate->builtins()->CompileLazy());
-  isolate->heap()->CollectAllAvailableGarbage("remove code and gc");
-}
-
-
-TEST(CanonicalSharedFunctionInfo) {
-  CcTest::InitializeVM();
-  v8::Isolate* isolate = CcTest::isolate();
-  v8::HandleScope scope(isolate);
-  v8::Handle<v8::ObjectTemplate> global = v8::ObjectTemplate::New(isolate);
-  global->Set(isolate, "check", v8::FunctionTemplate::New(
-                                    isolate, CheckEqualSharedFunctionInfos));
-  global->Set(isolate, "remove",
-              v8::FunctionTemplate::New(isolate, RemoveCodeAndGC));
-  v8::Local<v8::Context> context = v8::Context::New(isolate, NULL, global);
-  v8::Context::Scope cscope(context);
-  CompileRun(
-      "function f() { return function g() {}; }"
-      "var g1 = f();"
-      "remove(f);"
-      "var g2 = f();"
-      "check(g1, g2);");
-
-  CompileRun(
-      "function f() { return (function() { return function g() {}; })(); }"
-      "var g1 = f();"
-      "remove(f);"
-      "var g2 = f();"
-      "check(g1, g2);");
-}
-
-
 TEST(OldGenerationAllocationThroughput) {
   CcTest::InitializeVM();
   v8::HandleScope scope(CcTest::isolate());