Clean up MediaStorageUtil

chrome/browser/media_gallery/media_galleries_preferences_unittest.cc

Index: chrome/browser/media_gallery/media_galleries_preferences_unittest.cc
diff --git a/chrome/browser/media_gallery/media_galleries_preferences_unittest.cc b/chrome/browser/media_gallery/media_galleries_preferences_unittest.cc
index 92ecc0da7145f435a9333df2564995702c949395..482ddc765f8344843bc0ee634bf78ce357538010 100644
--- a/chrome/browser/media_gallery/media_galleries_preferences_unittest.cc
+++ b/chrome/browser/media_gallery/media_galleries_preferences_unittest.cc
@@ -36,7 +36,7 @@ class MediaStorageUtilTest : public MediaStorageUtil {
         &GetDeviceInfoFromPathTestFunction);
   }
 
-  static void GetDeviceInfoFromPathTestFunction(const FilePath& path,
+  static bool GetDeviceInfoFromPathTestFunction(const FilePath& path,
                                                 std::string* device_id,
                                                 string16* device_name,
                                                 FilePath* relative_path) {
@@ -46,6 +46,7 @@ class MediaStorageUtilTest : public MediaStorageUtil {
       *device_name = path.BaseName().LossyDisplayName();
     if (relative_path)
       *relative_path = FilePath();
+    return true;
   }
 };