Move ScoredHistoryMatch into Its Own Set of Files

chrome/browser/autocomplete/history_quick_provider.h

Index: chrome/browser/autocomplete/history_quick_provider.h
===================================================================
--- chrome/browser/autocomplete/history_quick_provider.h	(revision 140773)
+++ chrome/browser/autocomplete/history_quick_provider.h	(working copy)
@@ -16,6 +16,10 @@
 class Profile;
 class TermMatches;
 
+namespace history {
+struct ScoredHistoryMatch;
+}  // namespace history
+
 // This class is an autocomplete provider (a pseudo-internal component of
 // the history system) which quickly (and synchronously) provides matching
 // results from recently or frequently visited sites in the profile's