Dynamic policy refresh support for the Mac.

base/mac_util.mm

Index: base/mac_util.mm
diff --git a/base/mac_util.mm b/base/mac_util.mm
index f4e988a1b136c81f176ef8d256a325320a4f5f60..4e6b1054a5e4c1cda3d3ccc1e94e5e60e148eecf 100644
--- a/base/mac_util.mm
+++ b/base/mac_util.mm
@@ -219,10 +219,12 @@ OSType CreatorCodeForApplication() {
   return CreatorCodeForCFBundleRef(bundle);
 }
 
-bool GetUserDirectory(NSSearchPathDirectory directory, FilePath* result) {
+bool GetSearchPathDirectory(NSSearchPathDirectory directory,
+                            NSSearchPathDomainMask domain_mask,
+                            FilePath* result) {
   DCHECK(result);
   NSArray* dirs =
-      NSSearchPathForDirectoriesInDomains(directory, NSUserDomainMask, YES);
+      NSSearchPathForDirectoriesInDomains(directory, domain_mask, YES);
   if ([dirs count] < 1) {
     return false;
   }
@@ -231,6 +233,14 @@ bool GetUserDirectory(NSSearchPathDirectory directory, FilePath* result) {
   return true;
 }
 
+bool GetLocalDirectory(NSSearchPathDirectory directory, FilePath* result) {
+  return GetSearchPathDirectory(directory, NSLocalDomainMask, result);
+}
+
+bool GetUserDirectory(NSSearchPathDirectory directory, FilePath* result) {
+  return GetSearchPathDirectory(directory, NSUserDomainMask, result);
+}
+
 FilePath GetUserLibraryPath() {
   FilePath user_library_path;
   if (!GetUserDirectory(NSLibraryDirectory, &user_library_path)) {