Add CreateFromIPv[46]Address() in PPB_NetAddress_Private.

ppapi/shared_impl/private/net_address_private_impl.cc

Index: ppapi/shared_impl/private/net_address_private_impl.cc
diff --git a/ppapi/shared_impl/private/net_address_private_impl.cc b/ppapi/shared_impl/private/net_address_private_impl.cc
index 74f9f3da6f3061e13032d2967d90cd9363ca85f4..fb9d47b9a5698c9789fff98c4f18c1255cd5d051 100644
--- a/ppapi/shared_impl/private/net_address_private_impl.cc
+++ b/ppapi/shared_impl/private/net_address_private_impl.cc
@@ -330,6 +330,30 @@ void GetAnyAddress(PP_Bool is_ipv6, PP_NetAddress_Private* addr) {
   }
 }
 
+void CreateFromIPv4Address(const uint8_t ip[4],
+                           uint16_t port,
+                           struct PP_NetAddress_Private* addr_out) {
+  sockaddr_in* a = reinterpret_cast<sockaddr_in*>(addr_out->data);
+  addr_out->size = sizeof(*a);
+  memset(a, 0, sizeof(*a));
+  a->sin_family = AF_INET;
+  memcpy(&(a->sin_addr), ip, sizeof(a->sin_addr));
+  a->sin_port = htons(port);
+}
+
+void CreateFromIPv6Address(const uint8_t ip[16],
+                           uint32_t scope_id,
+                           uint16_t port,
+                           struct PP_NetAddress_Private* addr_out) {
+  sockaddr_in6* a = reinterpret_cast<sockaddr_in6*>(addr_out->data);
+  addr_out->size = sizeof(*a);
+  memset(a, 0, sizeof(*a));
+  a->sin6_family = AF_INET6;
+  memcpy(&(a->sin6_addr), ip, sizeof(a->sin6_addr));
+  a->sin6_port = htons(port);
+  a->sin6_scope_id = scope_id;
+}
+
 const PPB_NetAddress_Private_0_1 net_address_private_interface_0_1 = {
   &AreEqual,
   &AreHostsEqual,
@@ -346,7 +370,9 @@ const PPB_NetAddress_Private_1_0 net_address_private_interface_1_0 = {
   &GetAnyAddress,
   &GetFamily,
   &GetPort,
-  &GetAddress
+  &GetAddress,
+  &CreateFromIPv4Address,
+  &CreateFromIPv6Address
 };
 
 }  // namespace