Prepare some ValueOf renamings.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 3f5a0793b21a5e53d68070494f18e28d79c57cf2..a6f7d9d5119ceb222a921a744d13cfd59c4612f1 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -6083,7 +6083,7 @@ Local<v8::Value> v8::NumberObject::New(double value) {
 }
 
 
-double v8::NumberObject::NumberValue() const {
+double v8::NumberObject::ValueOf() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::NumberObject::NumberValue()")) return 0;
   LOG_API(isolate, "NumberObject::NumberValue");
@@ -6107,7 +6107,7 @@ Local<v8::Value> v8::BooleanObject::New(bool value) {
 }
 
 
-bool v8::BooleanObject::BooleanValue() const {
+bool v8::BooleanObject::ValueOf() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::BooleanObject::BooleanValue()")) return 0;
   LOG_API(isolate, "BooleanObject::BooleanValue");
@@ -6128,7 +6128,7 @@ Local<v8::Value> v8::StringObject::New(Handle<String> value) {
 }
 
 
-Local<v8::String> v8::StringObject::StringValue() const {
+Local<v8::String> v8::StringObject::ValueOf() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::StringObject::StringValue()")) {
     return Local<v8::String>();
@@ -6152,7 +6152,7 @@ Local<v8::Value> v8::SymbolObject::New(Isolate* isolate, Handle<Symbol> value) {
 }
 
 
-Local<v8::Symbol> v8::SymbolObject::SymbolValue() const {
+Local<v8::Symbol> v8::SymbolObject::ValueOf() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::SymbolObject::SymbolValue()"))
     return Local<v8::Symbol>();
@@ -6181,7 +6181,7 @@ Local<v8::Value> v8::Date::New(double time) {
 }
 
 
-double v8::Date::NumberValue() const {
+double v8::Date::ValueOf() const {
   i::Isolate* isolate = i::Isolate::Current();
   if (IsDeadCheck(isolate, "v8::Date::NumberValue()")) return 0;
   LOG_API(isolate, "Date::NumberValue");