Change linux default hidden file save directory to XDG_DATA_HOME

chrome/browser/shell_integration_linux.cc

Index: chrome/browser/shell_integration_linux.cc
diff --git a/chrome/browser/shell_integration_linux.cc b/chrome/browser/shell_integration_linux.cc
index a9a1e98960cdf6467dfef7a5934294e77ecf7b96..a3cc1fa1a972e401ea94cd6511833674dcf52cd7 100644
--- a/chrome/browser/shell_integration_linux.cc
+++ b/chrome/browser/shell_integration_linux.cc
@@ -562,8 +562,6 @@ base::FilePath GetChromeExePath() {
 }  // namespace
 
 base::FilePath GetDataWriteLocation(base::Environment* env) {
-  base::ThreadRestrictions::AssertIOAllowed();

[Lei Zhang, 2017/06/07 06:48:33]

Comment still says "called on the FILE thread" in the header, BTW. Update?

I don't see the code hitting the disk on Linux. Apparently I touched this at one
point:

https://codereview.chromium.org/827013004/diff/20001/chrome/browser/shell_int...

And the previous code had effectively this check, but clearly did not need it.

[Tom Anderson, 2017/06/07 18:38:38]

Done.

-
   return base::nix::GetXDGDirectory(env, "XDG_DATA_HOME", ".local/share");
 }