Sync: Display non-severe errors on about:sync in gray color rather than red.

sync/api/sync_error.h

Index: sync/api/sync_error.h
diff --git a/sync/api/sync_error.h b/sync/api/sync_error.h
index f6ffa87f3132c8c795bb60aeb00e6e81542c26b0..6d91e975671c2c764909dc6fdaa1be8b89b4bb67 100644
--- a/sync/api/sync_error.h
+++ b/sync/api/sync_error.h
@@ -8,6 +8,7 @@
 #include <iosfwd>
 #include <string>
 
+#include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "sync/base/sync_export.h"
 #include "sync/internal_api/public/base/model_type.h"
@@ -38,8 +39,10 @@ class SYNC_EXPORT SyncError {
                           // datataype should be associated after a sync update.
     CRYPTO_ERROR,         // A cryptographer error was detected, and the
                           // datatype should be associated after it is resolved.
-    UNREADY_ERROR,        // The type is not ready to start yet, so should be
+    UNREADY_ERROR,        // A datatype is not ready to start yet, so should be
                           // neither purged nor enabled until it is ready.
+    DATATYPE_POLICY_ERROR // A datatype should be disabled and purged due
+                          // to configuration constraints.
   };
 
   // Default constructor refers to "no error", and IsSet() will return false.
@@ -75,6 +78,10 @@ class SYNC_EXPORT SyncError {
   const std::string& message() const;
   ModelType model_type() const;
   ErrorType error_type() const;
+  // Error severity for logging and UI purposes.
+  logging::LogSeverity severity() const;
+  // Type specific message prefix.
+  std::string type_message_prefix() const;
 
   // Returns empty string is IsSet() is false.
   std::string ToString() const;
@@ -96,6 +103,7 @@ class SYNC_EXPORT SyncError {
   // Reset the error to it's default (unset) values.
   void Clear();
 
+

[Nicolas Zea, 2014/07/14 17:36:02]

nit: remove extra newline

[stanisc, 2014/07/15 16:10:01]

Done.

   // scoped_ptr is necessary because Location objects aren't assignable.
   scoped_ptr<tracked_objects::Location> location_;
   std::string message_;