Linux: print page to file rather than using shared memory to send it to the b...

base/file_util.h

Index: base/file_util.h
===================================================================
--- base/file_util.h	(revision 26282)
+++ base/file_util.h	(working copy)
@@ -367,6 +367,10 @@
 int WriteFile(const FilePath& filename, const char* data, int size);
 // Deprecated temporary compatibility function.
 int WriteFile(const std::wstring& filename, const char* data, int size);
+#if defined(OS_POSIX)
+// Append the data to |fd|. Does not close |fd| when done.
+int WriteFileDescriptor(const int fd, const char* data, int size);
+#endif
 
 // Gets the current working directory for the process.
 bool GetCurrentDirectory(FilePath* path);