Makes chrome pass down the length of text as the end of the

chrome/browser/instant/instant_loader.cc

 // Copyright (c) 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/instant/instant_loader.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 78 matching lines @@
     switch (type.value) {
       case NotificationType::LOAD_COMPLETED_MAIN_FRAME: {
         int page_id = *(Details<int>(details).ptr());
         NavigationEntry* active_entry =
             tab_contents_->controller().GetActiveEntry();
         if (!active_entry || active_entry->page_id() != page_id ||
             active_entry->unique_id() != unique_id_) {
           return;
         }
         loader_->SendBoundsToPage(true);
+        // TODO: support real cursor position.
+        int text_length = static_cast<int>(text_.size());
         tab_contents_->render_view_host()->DetermineIfPageSupportsInstant(
-            text_, verbatim_);
+            text_, verbatim_, text_length, text_length);
         break;
       }
       default:
         NOTREACHED();
         break;
     }
   }
 
  private:
   InstantLoader* loader_;
@@ skipping 360 matching lines @@
   if (template_url) {
     DCHECK(template_url_id_ == template_url->id());
     if (!created_preview_contents) {
       if (is_waiting_for_load()) {
         // The page hasn't loaded yet. We'll send the script down when it does.
         frame_load_observer_->set_text(user_text_);
         frame_load_observer_->set_verbatim(verbatim);
         preview_tab_contents_delegate_->set_user_typed_before_load();
         return;
       }
+      // TODO: support real cursor position.
+      int text_length = static_cast<int>(user_text_.size());
       preview_contents_->render_view_host()->SearchBoxChange(
-          user_text_, verbatim, 0, 0);
+          user_text_, verbatim, text_length, text_length);
 
       string16 complete_suggested_text_lower = l10n_util::ToLower(
           complete_suggested_text_);
       string16 user_text_lower = l10n_util::ToLower(user_text_);
       if (!verbatim &&
           complete_suggested_text_lower.size() > user_text_lower.size() &&
           !complete_suggested_text_lower.compare(0, user_text_lower.size(),
                                                  user_text_lower)) {
         *suggested_text = last_suggestion_ =
             complete_suggested_text_.substr(user_text_.size());
@@ skipping 273 matching lines @@
       Source<NavigationController>(&preview_contents_->controller()));
 #endif
 
   registrar_.Add(
       this,
       NotificationType::NAV_ENTRY_COMMITTED,
       Source<NavigationController>(&preview_contents_->controller()));
 
   preview_contents_->tab_contents()->ShowContents();
 }