Remove unused function rlz_lib::PingFinancialServer.

rlz/lib/rlz_lib.cc

Index: rlz/lib/rlz_lib.cc
diff --git a/rlz/lib/rlz_lib.cc b/rlz/lib/rlz_lib.cc
index 6d88e290cdd44fbb6616cc3d1f355fd65a334c56..081f80b0d6a5915b180ebbbdb79404b6f279e409 100644
--- a/rlz/lib/rlz_lib.cc
+++ b/rlz/lib/rlz_lib.cc
@@ -377,29 +377,6 @@ bool FormFinancialPingRequest(Product product, const AccessPoint* access_points,
   return true;
 }
 
-bool PingFinancialServer(Product product, const char* request, char* response,
-                         size_t response_buffer_size) {
-  if (!response || response_buffer_size == 0)
-    return false;
-  response[0] = 0;
-
-  // Check if the time is right to ping.
-  if (!FinancialPing::IsPingTime(product, false))
-    return false;
-
-  // Send out the ping.
-  std::string response_string;
-  if (!FinancialPing::PingServer(request, &response_string))
-    return false;
-
-  if (response_string.size() >= response_buffer_size)
-    return false;
-
-  strncpy(response, response_string.c_str(), response_buffer_size);
-  response[response_buffer_size - 1] = 0;
-  return true;
-}
-
 bool IsPingResponseValid(const char* response, int* checksum_idx) {
   if (!response || !response[0])
     return false;