tmp

chrome/browser/history/url_database.cc

Index: chrome/browser/history/url_database.cc
diff --git a/chrome/browser/history/url_database.cc b/chrome/browser/history/url_database.cc
index 4f5a72dbb2b41adf661bb2f1be28ade66072f6a0..5af273492e5be5b8417e64c4004f8f5ae7dbcb33 100644
--- a/chrome/browser/history/url_database.cc
+++ b/chrome/browser/history/url_database.cc
@@ -11,6 +11,7 @@
 
 #include "base/i18n/case_conversion.h"
 #include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/history/url_database_observer.h"
 #include "chrome/common/url_constants.h"
 #include "sql/statement.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -127,6 +128,10 @@ URLID URLDatabase::GetRowForURL(const GURL& url, history::URLRow* info) {
 
 bool URLDatabase::UpdateURLRow(URLID url_id,
                                const history::URLRow& info) {
+  URLRow old;
+  if (!GetURLRow(url_id, &old))
+    return false;
+
   sql::Statement statement(GetDB().GetCachedStatement(SQL_FROM_HERE,
       "UPDATE urls SET title=?,visit_count=?,typed_count=?,last_visit_time=?,"
         "hidden=?"
@@ -138,7 +143,16 @@ bool URLDatabase::UpdateURLRow(URLID url_id,
   statement.BindInt(4, info.hidden() ? 1 : 0);
   statement.BindInt64(5, url_id);
 
-  return statement.Run();
+  if(!statement.Run())
+    return false;
+
+  URLRow cur;
+  if (!GetURLRow(url_id, &cur))
+    return false;
+
+  FOR_EACH_OBSERVER(URLDatabaseObserver, observers_, URLChanged(old, cur));
+
+  return true;
 }
 
 URLID URLDatabase::AddURLInternal(const history::URLRow& info,
@@ -176,10 +190,18 @@ URLID URLDatabase::AddURLInternal(const history::URLRow& info,
             << " to table history.urls.";
     return 0;
   }
+
+  if (!is_temporary)
+    FOR_EACH_OBSERVER(URLDatabaseObserver, observers_, URLAdded(info));
+
   return GetDB().GetLastInsertRowId();
 }
 
 bool URLDatabase::DeleteURLRow(URLID id) {
+  URLRow info;
+  if (!GetURLRow(id, &info))
+    return false;
+
   sql::Statement statement(GetDB().GetCachedStatement(SQL_FROM_HERE,
       "DELETE FROM urls WHERE id = ?"));
   statement.BindInt64(0, id);
@@ -187,6 +209,8 @@ bool URLDatabase::DeleteURLRow(URLID id) {
   if (!statement.Run())
     return false;
 
+  FOR_EACH_OBSERVER(URLDatabaseObserver, observers_, URLDeleted(info));
+
   // And delete any keyword visits.
   if (!has_keyword_search_terms_)
     return true;
@@ -601,4 +625,12 @@ bool URLDatabase::CreateMainURLIndex() {
       "CREATE INDEX IF NOT EXISTS urls_url_index ON urls (url)");
 }
 
+void URLDatabase::AddObserver(URLDatabaseObserver* observer) {
+  observers_.AddObserver(observer);
+}
+
+void URLDatabase::RemoveObserver(URLDatabaseObserver* observer) {
+  observers_.RemoveObserver(observer);
+}
+
 }  // namespace history