fix nosnapshot test failure in 14793004, do not deprecate function

test/cctest/test-hashing.cc

Index: test/cctest/test-hashing.cc
diff --git a/test/cctest/test-hashing.cc b/test/cctest/test-hashing.cc
index 6cf63d9fbbb95eb7d0cd81be057e8df14e6ecdde..154761313935d7fce15d4decdcb64e3dbdef01a7 100644
--- a/test/cctest/test-hashing.cc
+++ b/test/cctest/test-hashing.cc
@@ -47,8 +47,6 @@ using namespace v8::internal;
 
 typedef uint32_t (*HASH_FUNCTION)();
 
-static v8::Persistent<v8::Context> env;
-
 #define __ masm->
 
 
@@ -235,7 +233,10 @@ static uint32_t PseudoRandom(uint32_t i, uint32_t j) {
 
 
 TEST(StringHash) {
-  if (env.IsEmpty()) env = v8::Context::New();
+  v8::Isolate* isolate = v8::Isolate::GetCurrent();
+  v8::HandleScope handle_scope(isolate);
+  v8::Context::Scope context_scope(v8::Context::New(isolate));
+
   for (uint8_t a = 0; a < String::kMaxOneByteCharCode; a++) {
     // Numbers are hashed differently.
     if (a >= '0' && a <= '9') continue;
@@ -253,7 +254,9 @@ TEST(StringHash) {
 
 
 TEST(NumberHash) {
-  if (env.IsEmpty()) env = v8::Context::New();
+  v8::Isolate* isolate = v8::Isolate::GetCurrent();
+  v8::HandleScope handle_scope(isolate);
+  v8::Context::Scope context_scope(v8::Context::New(isolate));
 
   // Some specific numbers
   for (uint32_t key = 0; key < 42; key += 7) {