net: Append base:: in the StringPrintf calls.

net/websockets/websocket_throttle.cc

Index: net/websockets/websocket_throttle.cc
diff --git a/net/websockets/websocket_throttle.cc b/net/websockets/websocket_throttle.cc
index 426fe791d1eab60fc060d36eff1e09067b71755b..614990eb233f344f19dbac425e847322759179d9 100644
--- a/net/websockets/websocket_throttle.cc
+++ b/net/websockets/websocket_throttle.cc
@@ -12,6 +12,7 @@
 #include "base/singleton.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
+#include "base/stringprintf.h"
 #include "net/base/io_buffer.h"
 #include "net/base/sys_addrinfo.h"
 #include "net/socket_stream/socket_stream.h"
@@ -24,23 +25,24 @@ static std::string AddrinfoToHashkey(const struct addrinfo* addrinfo) {
     case AF_INET: {
       const struct sockaddr_in* const addr =
           reinterpret_cast<const sockaddr_in*>(addrinfo->ai_addr);
-      return StringPrintf("%d:%s",
-                          addrinfo->ai_family,
-                          base::HexEncode(&addr->sin_addr, 4).c_str());
+      return base::StringPrintf("%d:%s",
+                                addrinfo->ai_family,
+                                base::HexEncode(&addr->sin_addr, 4).c_str());
       }
     case AF_INET6: {
       const struct sockaddr_in6* const addr6 =
           reinterpret_cast<const sockaddr_in6*>(addrinfo->ai_addr);
-      return StringPrintf("%d:%s",
-                          addrinfo->ai_family,
-                          base::HexEncode(&addr6->sin6_addr,
-                                          sizeof(addr6->sin6_addr)).c_str());
+      return base::StringPrintf(
+          "%d:%s",
+          addrinfo->ai_family,
+          base::HexEncode(&addr6->sin6_addr,
+                          sizeof(addr6->sin6_addr)).c_str());
       }
     default:
-      return StringPrintf("%d:%s",
-                          addrinfo->ai_family,
-                          base::HexEncode(addrinfo->ai_addr,
-                                          addrinfo->ai_addrlen).c_str());
+      return base::StringPrintf("%d:%s",
+                                addrinfo->ai_family,
+                                base::HexEncode(addrinfo->ai_addr,
+                                                addrinfo->ai_addrlen).c_str());
   }
 }