[Cleanup] Remove StringPrintf from global namespace

content/browser/renderer_host/java/java_bridge_channel_host.cc

Index: content/browser/renderer_host/java/java_bridge_channel_host.cc
diff --git a/content/browser/renderer_host/java/java_bridge_channel_host.cc b/content/browser/renderer_host/java/java_bridge_channel_host.cc
index 20039e8c254579f93432222c367e15f6af2601d7..5b40ab44002db859d6380a6013e8a098adeb7515 100644
--- a/content/browser/renderer_host/java/java_bridge_channel_host.cc
+++ b/content/browser/renderer_host/java/java_bridge_channel_host.cc
@@ -39,7 +39,7 @@ JavaBridgeChannelHost::~JavaBridgeChannelHost() {
 JavaBridgeChannelHost* JavaBridgeChannelHost::GetJavaBridgeChannelHost(
     int renderer_id,
     base::MessageLoopProxy* ipc_message_loop) {
-  std::string channel_name(StringPrintf("r%d.javabridge", renderer_id));
+  std::string channel_name(base::StringPrintf("r%d.javabridge", renderer_id));
   // There's no need for a shutdown event here. If the browser is terminated
   // while the JavaBridgeChannelHost is blocked on a synchronous IPC call, the
   // renderer's shutdown event will cause the underlying channel to shut down,