Revert 102834 - Revert 102806 - [Sync Setup UI] String changes. "Sync" -> "Sign In" and others.

chrome/common/url_constants.h

Index: chrome/common/url_constants.h
===================================================================
--- chrome/common/url_constants.h	(revision 104021)
+++ chrome/common/url_constants.h	(working copy)
@@ -277,6 +277,9 @@
 // The URL for the "Learn more" page for register protocol handler infobars.
 extern const char kLearnMoreRegisterProtocolHandlerURL[];
 
+// The URL for the "Learn more" page for sync setup on the personal stuff page.
+extern const char kSyncLearnMoreURL[];
+
 // "Debug" pages which are dangerous and not for general consumption.
 extern const char* const kChromeDebugURLs[];
 extern int kNumberOfChromeDebugURLs;