Instant Extended: Fallback to local preview if the remote instant page is not ready on user input.

chrome/browser/instant/instant_client.cc

 // Copyright 2012 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_client.h"
 
 #include "base/utf_string_conversions.h"
 #include "chrome/common/render_messages.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/resource/resource_bundle.h"
@@ skipping 29 matching lines @@
 }
 
 void InstantClient::SetPopupBounds(const gfx::Rect& bounds) {
   Send(new ChromeViewMsg_SearchBoxPopupResize(routing_id(), bounds));
 }
 
 void InstantClient::SetMarginSize(const int start, const int end) {
   Send(new ChromeViewMsg_SearchBoxMarginChange(routing_id(), start, end));
 }
 
+void InstantClient::InitializeFonts() {
+  const gfx::Font& omnibox_font =
+      ui::ResourceBundle::GetSharedInstance().GetFont(
+          ui::ResourceBundle::MediumFont);
+  string16 omnibox_font_name = UTF8ToUTF16(omnibox_font.GetFontName());
+  size_t omnibox_font_size = omnibox_font.GetFontSize();
+  Send(new ChromeViewMsg_SearchBoxFontInformation(
+      routing_id(), omnibox_font_name, omnibox_font_size));
+}
+
 void InstantClient::DetermineIfPageSupportsInstant() {
   Send(new ChromeViewMsg_DetermineIfPageSupportsInstant(routing_id()));
 }
 
 void InstantClient::SendAutocompleteResults(
       const std::vector<InstantAutocompleteResult>& results) {
   Send(new ChromeViewMsg_SearchBoxAutocompleteResults(routing_id(), results));
 }
 
 void InstantClient::UpOrDownKeyPressed(int count) {
@@ skipping 16 matching lines @@
 void InstantClient::SetDisplayInstantResults(bool display_instant_results) {
   Send(new ChromeViewMsg_SearchBoxSetDisplayInstantResults(routing_id(),
                display_instant_results));
 }
 
 void InstantClient::KeyCaptureChanged(bool is_key_capture_enabled) {
   Send(new ChromeViewMsg_SearchBoxKeyCaptureChanged(routing_id(),
                is_key_capture_enabled));
 }
 
+void InstantClient::RenderViewCreated(
+    content::RenderViewHost* render_view_host) {
+  delegate_->RenderViewCreated();
+}
+
 void InstantClient::DidFinishLoad(
     int64 /* frame_id */,
     const GURL& /* validated_url */,
     bool is_main_frame,
     content::RenderViewHost* /* render_view_host */) {
   if (is_main_frame)
     DetermineIfPageSupportsInstant();
 }
 
 bool InstantClient::OnMessageReceived(const IPC::Message& message) {
@@ skipping 31 matching lines @@
 }
 
 void InstantClient::SetSuggestions(
     int page_id,
     const std::vector<InstantSuggestion>& suggestions) {
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->SetSuggestions(suggestions);
 }
 
 void InstantClient::InstantSupportDetermined(int page_id, bool result) {
-  if (result) {
-    // Inform the renderer process of the Omnibox's font information.
-    const gfx::Font& omnibox_font =
-        ui::ResourceBundle::GetSharedInstance().GetFont(
-            ui::ResourceBundle::MediumFont);
-    string16 omnibox_font_name = UTF8ToUTF16(omnibox_font.GetFontName());
-    size_t omnibox_font_size = omnibox_font.GetFontSize();
-
-    Send(new ChromeViewMsg_SearchBoxFontInformation(
-        routing_id(), omnibox_font_name, omnibox_font_size));
-  }
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->InstantSupportDetermined(result);
 }
 
 void InstantClient::ShowInstantPreview(int page_id,
                                        InstantShownReason reason,
                                        int height,
                                        InstantSizeUnits units) {
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->ShowInstantPreview(reason, height, units);
 }
 
 void InstantClient::StartCapturingKeyStrokes(int page_id) {
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->StartCapturingKeyStrokes();
 }
 
 void InstantClient::StopCapturingKeyStrokes(int page_id) {
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->StopCapturingKeyStrokes();
 }
 
 void InstantClient::SearchBoxNavigate(int page_id,
                                       const GURL& url,
                                       content::PageTransition transition) {
   if (web_contents()->IsActiveEntry(page_id))
     delegate_->NavigateToURL(url, transition);
 }