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

sync/internal_api/write_node.cc

Index: sync/internal_api/write_node.cc
diff --git a/sync/internal_api/write_node.cc b/sync/internal_api/write_node.cc
index 079987af3a469b13837c2af3b2ea37d1a9efec8c..55f56b78d3fb8ec61d5d2620a138bfa27142ea79 100644
--- a/sync/internal_api/write_node.cc
+++ b/sync/internal_api/write_node.cc
@@ -58,7 +58,7 @@ void WriteNode::SetTitle(const std::wstring& title) {
     new_legal_title = kEncryptedString;
   } else {
     SyncAPINameToServerName(WideToUTF8(title), &new_legal_title);
-    TruncateUTF8ToByteSize(new_legal_title, 255, &new_legal_title);
+    base::TruncateUTF8ToByteSize(new_legal_title, 255, &new_legal_title);
   }
 
   std::string current_legal_title;