Generate thumbnails in the browser process.

chrome/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2011 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/tab_contents/tab_contents.h"
 
 #include <cmath>
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
@@ skipping 57 matching lines @@
 #include "chrome/browser/search_engines/template_url_fetcher_ui_callbacks.h"
 #include "chrome/browser/search_engines/template_url_model.h"
 #include "chrome/browser/sessions/session_types.h"
 #include "chrome/browser/tab_contents/infobar_delegate.h"
 #include "chrome/browser/tab_contents/interstitial_page.h"
 #include "chrome/browser/tab_contents/navigation_entry.h"
 #include "chrome/browser/tab_contents/provisional_load_details.h"
 #include "chrome/browser/tab_contents/tab_contents_delegate.h"
 #include "chrome/browser/tab_contents/tab_contents_ssl_helper.h"
 #include "chrome/browser/tab_contents/tab_contents_view.h"
+#include "chrome/browser/tab_contents/thumbnail_generator.h"
 #include "chrome/browser/tab_contents/web_navigation_observer.h"
 #include "chrome/browser/translate/page_translated_details.h"
 #include "chrome/browser/ui/app_modal_dialogs/message_box_handler.h"
 #include "chrome/browser/ui/find_bar/find_bar_state.h"
 #include "chrome/common/bindings_policy.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/content_restriction.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/extension_action.h"
 #include "chrome/common/extensions/extension_icon_set.h"
@@ skipping 2283 matching lines @@
   }
 #endif
 
   language_state_.LanguageDetermined(language, page_translatable);
 
   std::string lang = language;
   NotificationService::current()->Notify(
       NotificationType::TAB_LANGUAGE_DETERMINED,
       Source<TabContents>(this),
       Details<std::string>(&lang));
+
+  // Generate the thumbnail here if the in-browser thumbnailing is enabled.
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kEnableInBrowserThumbnailing)) {
+    ThumbnailGenerator::UpdateThumbnailIfNecessary(this, url);
+  }
 }
 
 void TabContents::OnPageTranslated(int32 page_id,
                                    const std::string& original_lang,
                                    const std::string& translated_lang,
                                    TranslateErrors::Type error_type) {
   language_state_.set_current_language(translated_lang);
   language_state_.set_translation_pending(false);
   PageTranslatedDetails details(original_lang, translated_lang, error_type);
   NotificationService::current()->Notify(
@@ skipping 995 matching lines @@
   if (pm != NULL) {
     if (pm->MaybeUsePreloadedPage(this, url)) {
       // TODO(tburkard): If the preloaded page has not finished preloading
       // yet, we should not do this.
       DidStopLoading();
       return true;
     }
   }
   return false;
 }