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

chrome/browser/themes/theme_syncable_service_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/themes/theme_syncable_service.h"
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 517 matching lines @@
   // Change current theme to custom theme and notify theme_sync_service_.
   // No change is output because sync has stopped.
   fake_theme_service_->SetTheme(theme_extension_.get());
   theme_sync_service_->OnThemeChange();
   EXPECT_EQ(0u, changes.size());
 
   // ProcessSyncChanges() should return error when sync has stopped.
   error = theme_sync_service_->ProcessSyncChanges(FROM_HERE, changes);
   EXPECT_TRUE(error.IsSet());
   EXPECT_EQ(syncer::THEMES, error.model_type());
-  EXPECT_EQ("datatype error was encountered: Theme syncable service is not "
-                "started.",
-            error.message());
+  EXPECT_EQ("Theme syncable service is not started.", error.message());
 }
 
 TEST_F(ThemeSyncableServiceTest, RestoreSystemThemeBitWhenChangeToCustomTheme) {
   // Initialize to use system theme.
   fake_theme_service_->UseDefaultTheme();
   sync_pb::ThemeSpecifics theme_specifics;
   theme_specifics.set_use_system_theme_by_default(true);
   syncer::SyncError error =
       theme_sync_service_
           ->MergeDataAndStartSyncing(
@@ skipping 105 matching lines @@
 
 TEST_F(PolicyInstalledThemeTest, InstallThemeByPolicy) {
   // Set up theme service to use custom theme that was installed by policy.
   fake_theme_service_->SetTheme(theme_extension_.get());
 
   syncer::SyncDataList data_list =
       theme_sync_service_->GetAllSyncData(syncer::THEMES);
 
   ASSERT_EQ(0u, data_list.size());
 }