FileRequest: style fixes

Pointed out by axeld, stippi and waddlesplash. Thanks for watching.

src/kits/network/libnetapi/FileRequest.cpp

@@ -7,7 +7,6 @@
  */
 
 
-#include <stdio.h>
 #include <stdlib.h>
 
 #include <Directory.h>
@@ -84,8 +83,7 @@ BFileRequest::_ProtocolLoop()
 		int size = 0;
 		char name[B_FILE_NAME_LENGTH];
 		BEntry entry;
-		while(directory.GetNextEntry(&entry) != B_ENTRY_NOT_FOUND)
-		{
+		while (directory.GetNextEntry(&entry) != B_ENTRY_NOT_FOUND) {
 			// We read directories using the EPFL (Easily Parsed List Format)
 			// This happens to be one of the formats that WebKit can understand,
 			// and it is not too hard to parse or generate.
@@ -106,10 +104,12 @@ BFileRequest::_ProtocolLoop()
 
 			entry.GetName(name);
 			epfl << "\t" << name << "\r\n";
+			if (fListener != NULL)
 				fListener->DataReceived(this, epfl.String(), epfl.Length());
 			size += epfl.Length();
 		}
 
+		if (fListener != NULL)
 			fListener->DownloadProgress(this, size, size);
 		fResult.SetLength(size);