Fix minor presentation issues in RTL languages.

ui/file_manager/file_manager/foreground/css/file_manager.css

Index: ui/file_manager/file_manager/foreground/css/file_manager.css
diff --git a/ui/file_manager/file_manager/foreground/css/file_manager.css b/ui/file_manager/file_manager/foreground/css/file_manager.css
index 068214898bd4d16b163e96a444a84100d82ccdea..c0a23d63e9ec9f3b349c35c27ac0ac7c7fadc30d 100644
--- a/ui/file_manager/file_manager/foreground/css/file_manager.css
+++ b/ui/file_manager/file_manager/foreground/css/file_manager.css
@@ -165,13 +165,13 @@ a:focus {
 }
 
 .dialog-navigation-list-header #app-name {
-  -webkit-margin-start: 15px;
   color: #303030;
   font-size: 130%;
+  margin: 0 15px;
 }
 
 .dialog-navigation-list-header #profile-badge:not([hidden]) + #app-name {
-  -webkit-margin-start: 0;
+  margin: 0;
 }
 
 .dialog-navigation-list-contents {
@@ -622,6 +622,10 @@ body[drive] .dialog-container[connection='metered'] .offline-icon-space {
   width: 25px;
 }
 
+html[dir='rtl'] .breadcrumbs .separator {
+  -webkit-transform: scaleX(-1);
+}
+
 #filename-input-box input {
   border: 1px solid #c8c8c8;
   border-radius: 1px;