[cros] Remove NOTREACHED() in GetHomeDir() since there will be callers that access HomeDir at least…

base/file_util_posix.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/file_util.h"
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <libgen.h>
@@ skipping 441 matching lines @@
 #endif
   }
   return true;
 }
 #endif  // !defined(OS_MACOSX)
 
 #if !defined(OS_MACOSX)  // Mac implementation is in file_util_mac.mm.
 FilePath GetHomeDir() {
 #if defined(OS_CHROMEOS)
   if (SysInfo::IsRunningOnChromeOS()) {
-    // On Chrome OS chrome::DIR_USER_DATA is overriden with a primary user
-    // homedir once it becomes available.
-    NOTREACHED() << "Called GetHomeDir() without base::DIR_HOME override";
+    // On Chrome OS chrome::DIR_USER_DATA is overridden with a primary user
+    // homedir once it becomes available. Return / as the safe option.
     return FilePath("/");
   }
 #endif
 
   const char* home_dir = getenv("HOME");
   if (home_dir && home_dir[0])
     return FilePath(home_dir);
 
 #if defined(OS_ANDROID)
   DLOG(WARNING) << "OS_ANDROID: Home directory lookup not yet implemented.";
@@ skipping 419 matching lines @@
     result = false;
   if (IGNORE_EINTR(close(outfile)) < 0)
     result = false;
 
   return result;
 }
 #endif  // !defined(OS_MACOSX)
 
 }  // namespace internal
 }  // namespace base