Use bookmark manager to add/edit bookmark pages with webui_dialogs=1.

chrome/browser/ui/browser.cc

Index: chrome/browser/ui/browser.cc
diff --git a/chrome/browser/ui/browser.cc b/chrome/browser/ui/browser.cc
index 2de9e928ffd4f6f89a58d95c598c756628db7124..5c071b4fb55ac6a0ef6fc2b4a873724d35ce291c 100644
--- a/chrome/browser/ui/browser.cc
+++ b/chrome/browser/ui/browser.cc
@@ -1948,12 +1948,28 @@ void Browser::OpenBookmarkManager() {
     GetSingletonTabNavigateParams(GURL(chrome::kChromeUIBookmarksURL)));
 }
 
-void Browser::OpenBookmarkManagerForNode(int64 node_id) {
+void Browser::OpenBookmarkManagerWithHash(const std::string& action,
+                                          int64 node_id) {
   UserMetrics::RecordAction(UserMetricsAction("ShowBookmarkManager"));
   UserMetrics::RecordAction(UserMetricsAction("ShowBookmarks"));
-  ShowSingletonTabOverwritingNTP(
-    GetSingletonTabNavigateParams(GURL(chrome::kChromeUIBookmarksURL).Resolve(
-      StringPrintf("/#%s", base::Int64ToString(node_id).c_str()))));
+  browser::NavigateParams params(GetSingletonTabNavigateParams(
+      GURL(chrome::kChromeUIBookmarksURL).Resolve(
+      StringPrintf("/#%s%s", action.c_str(),
+      base::Int64ToString(node_id).c_str()))));
+  params.path_behavior = browser::NavigateParams::IGNORE_AND_NAVIGATE;
+  ShowSingletonTabOverwritingNTP(params);
+}
+
+void Browser::OpenBookmarkManagerForNode(int64 node_id) {
+  OpenBookmarkManagerWithHash("", node_id);
+}
+
+void Browser::OpenBookmarkManagerEditNode(int64 node_id) {
+  OpenBookmarkManagerWithHash("e=", node_id);
+}
+
+void Browser::OpenBookmarkManagerAddNodeIn(int64 node_id) {
+  OpenBookmarkManagerWithHash("a=", node_id);
 }
 
 void Browser::ShowAppMenu() {