Allow escape sequences in Constructor/Prototype tokens in PreParserTraits::GetSymbol()

test/cctest/test-parsing.cc

Index: test/cctest/test-parsing.cc
diff --git a/test/cctest/test-parsing.cc b/test/cctest/test-parsing.cc
index 3556c649f11bcc9bfef78dbc70d1210749e22f97..2fac4d30315144847d603bb425991d93b6706f27 100644
--- a/test/cctest/test-parsing.cc
+++ b/test/cctest/test-parsing.cc
@@ -3855,6 +3855,13 @@ TEST(ClassStaticPrototypeErrors) {
     "static get prototype() {}",
     "static set prototype(_) {}",
     "static *prototype() {}",
+    "static 'prototype'() {}",
+    "static *'prototype'() {}",
+    "static prot\u006ftype() {}",
+    "static 'prot\u006ftype'() {}",
+    "static get 'prot\u006ftype'() {}",
+    "static set 'prot\u006ftype'(_) {}",
+    "static *'prot\u006ftype'() {}",
     NULL};
 
   static const ParserFlag always_flags[] = {
@@ -3875,6 +3882,13 @@ TEST(ClassSpecialConstructorErrors) {
     "get constructor() {}",
     "get constructor(_) {}",
     "*constructor() {}",
+    "get 'constructor'() {}",
+    "*'constructor'() {}",
+    "get c\u006fnstructor() {}",
+    "*c\u006fnstructor() {}",
+    "get 'c\u006fnstructor'() {}",
+    "get 'c\u006fnstructor'(_) {}",
+    "*'c\u006fnstructor'() {}",
     NULL};
 
   static const ParserFlag always_flags[] = {