Move RedirectChromeLogging to src/chromeos.

chrome/common/logging_chrome.h

Index: chrome/common/logging_chrome.h
diff --git a/chrome/common/logging_chrome.h b/chrome/common/logging_chrome.h
index 58acda6723c445cee8b481211853b19cd1569b83..42ba0343833f5649ec788b606c8d794229408baf 100644
--- a/chrome/common/logging_chrome.h
+++ b/chrome/common/logging_chrome.h
@@ -32,15 +32,23 @@ namespace logging {
 void InitChromeLogging(const base::CommandLine& command_line,
                        OldFileDeletionState delete_old_log_file);
 
+LoggingDestination DetermineLoggingDestination(
+    const base::CommandLine& command_line);
+
 #if defined(OS_CHROMEOS)
+// Point the logging symlink to the system log or the user session log.
+base::FilePath SetUpSymlinkIfNeeded(const base::FilePath& symlink_path,
+                                    bool new_log);
+
+// Remove the logging symlink.
+void RemoveSymlinkAndLog(const base::FilePath& link_path,
+                         const base::FilePath& target_path);
+
 // Get the log file directory path.
 base::FilePath GetSessionLogDir(const base::CommandLine& command_line);
 
 // Get the log file location.
 base::FilePath GetSessionLogFile(const base::CommandLine& command_line);
-
-// Redirects chrome logging to the appropriate session log dir.
-void RedirectChromeLogging(const base::CommandLine& command_line);
 #endif
 
 // Call when done using logging for Chrome.