Move RemoveChars, ReplaceChars, TrimString, and TruncateUTF8ToByteSize to base namespace.

chrome/utility/media_galleries/iphoto_library_parser.cc

Index: chrome/utility/media_galleries/iphoto_library_parser.cc
diff --git a/chrome/utility/media_galleries/iphoto_library_parser.cc b/chrome/utility/media_galleries/iphoto_library_parser.cc
index c42a53f300b2602c72b39ca7cfa651e9bcb156a1..cd52a6b647765eeae60c47af4600d830c25ba357 100644
--- a/chrome/utility/media_galleries/iphoto_library_parser.cc
+++ b/chrome/utility/media_galleries/iphoto_library_parser.cc
@@ -278,7 +278,7 @@ bool IPhotoLibraryParser::Parse(const std::string& library_xml) {
           album = album_info.photo_ids;
           // Strip / from album name and dedupe any collisions.
           std::string name;
-          ReplaceChars(album_info.name, "//", " ", &name);
+          base::ReplaceChars(album_info.name, "//", " ", &name);
           if (!ContainsKey(library_.albums, name)) {
             library_.albums[name] = album;
           } else {