This adds a recovery mode to the diagnostics

chrome/browser/diagnostics/recon_diagnostics.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_DIAGNOSTICS_RECON_DIAGNOSTICS_H_
 #define CHROME_BROWSER_DIAGNOSTICS_RECON_DIAGNOSTICS_H_
 
 #include "chrome/browser/diagnostics/diagnostics_test.h"
 
 namespace diagnostics {
@@ skipping 26 matching lines @@
   DIAG_RECON_CANNOT_OBTAIN_SIZE,
   DIAG_RECON_FILE_TOO_LARGE,
   DIAG_RECON_NOT_WRITABLE,
 
   // DiskSpaceTest
   DIAG_RECON_UNABLE_TO_QUERY,
   DIAG_RECON_LOW_DISK_SPACE,
 
   // JSONTest
   DIAG_RECON_FILE_NOT_FOUND,
+  DIAG_RECON_FILE_NOT_FOUND_OK,
   DIAG_RECON_CANNOT_OBTAIN_FILE_SIZE,
   DIAG_RECON_FILE_TOO_BIG,
   DIAG_RECON_UNABLE_TO_OPEN_FILE,
   DIAG_RECON_PARSE_ERROR,
 };
 
 // Identifiers for the tests.
 extern const char kConflictingDllsTest[];
 extern const char kDiskSpaceTest[];
 extern const char kInstallTypeTest[];
@@ skipping 16 matching lines @@
 DiagnosticsTest* MakeDictonaryDirTest();
 DiagnosticsTest* MakeResourcesFileTest();
 DiagnosticsTest* MakeDiskSpaceTest();
 DiagnosticsTest* MakePreferencesTest();
 DiagnosticsTest* MakeBookMarksTest();
 DiagnosticsTest* MakeLocalStateTest();
 
 }  // namespace diagnostics
 
 #endif  // CHROME_BROWSER_DIAGNOSTICS_RECON_DIAGNOSTICS_H_