Plugin Power Saver: Improve Poster behavior for essential plugins.

chrome/renderer/plugins/chrome_plugin_placeholder.cc

 // Copyright 2013 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/renderer/plugins/chrome_plugin_placeholder.h"
 
 #include "base/command_line.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 23 matching lines @@
 #include "url/url_util.h"
 
 using base::UserMetricsAction;
 using content::RenderThread;
 using content::RenderView;
 
 namespace {
 const ChromePluginPlaceholder* g_last_active_menu = NULL;
 }  // namespace
 
+PowerSaverInfo::PowerSaverInfo()
+    : power_saver_enabled(false), blocked_for_background_tab(false) {}
+
 gin::WrapperInfo ChromePluginPlaceholder::kWrapperInfo = {
     gin::kEmbedderNativeGin};
 
 ChromePluginPlaceholder::ChromePluginPlaceholder(
     content::RenderFrame* render_frame,
     blink::WebLocalFrame* frame,
     const blink::WebPluginParams& params,
     const std::string& html_data,
     const base::string16& title)
     : plugins::LoadablePluginPlaceholder(render_frame,
@@ skipping 49 matching lines @@
 // static
 ChromePluginPlaceholder* ChromePluginPlaceholder::CreateBlockedPlugin(
     content::RenderFrame* render_frame,
     blink::WebLocalFrame* frame,
     const blink::WebPluginParams& params,
     const content::WebPluginInfo& info,
     const std::string& identifier,
     const base::string16& name,
     int template_id,
     const base::string16& message,
-    const PlaceholderPosterInfo& poster_info) {
+    const PowerSaverInfo& power_saver_info) {
   base::DictionaryValue values;
   values.SetString("message", message);
   values.SetString("name", name);
   values.SetString("hide", l10n_util::GetStringUTF8(IDS_PLUGIN_HIDE));
   values.SetString("pluginType",
                    frame->view()->mainFrame()->isWebLocalFrame() &&
                    frame->view()->mainFrame()->document().isPluginDocument()
                        ? "document"
                        : "embedded");
 
-  if (!poster_info.poster_attribute.empty()) {
-    values.SetString("poster", poster_info.poster_attribute);
-    values.SetString("baseurl", poster_info.base_url.spec());
+  if (!power_saver_info.poster_attribute.empty()) {
+    values.SetString("poster", power_saver_info.poster_attribute);
+    values.SetString("baseurl", power_saver_info.base_url.spec());
 
-    if (!poster_info.custom_poster_size.IsEmpty()) {
+    if (!power_saver_info.custom_poster_size.IsEmpty()) {
       float zoom_factor =
           blink::WebView::zoomLevelToZoomFactor(frame->view()->zoomLevel());
-      int width = roundf(poster_info.custom_poster_size.width() / zoom_factor);
+      int width =
+          roundf(power_saver_info.custom_poster_size.width() / zoom_factor);
       int height =
-          roundf(poster_info.custom_poster_size.height() / zoom_factor);
+          roundf(power_saver_info.custom_poster_size.height() / zoom_factor);
       values.SetString("visibleWidth", base::IntToString(width) + "px");
       values.SetString("visibleHeight", base::IntToString(height) + "px");
     }
   }
 
   const base::StringPiece template_html(
       ResourceBundle::GetSharedInstance().GetRawDataResource(template_id));
 
   DCHECK(!template_html.empty()) << "unable to load template. ID: "
                                  << template_id;
   std::string html_data = webui::GetI18nTemplateHtml(template_html, &values);
 
   // |blocked_plugin| will destroy itself when its WebViewPlugin is going away.
   ChromePluginPlaceholder* blocked_plugin = new ChromePluginPlaceholder(
       render_frame, frame, params, html_data, name);
 
-  if (!poster_info.poster_attribute.empty())
+  if (!power_saver_info.poster_attribute.empty())
     blocked_plugin->BlockForPowerSaverPoster();
   blocked_plugin->SetPluginInfo(info);
   blocked_plugin->SetIdentifier(identifier);
+
+  blocked_plugin->set_power_saver_enabled(power_saver_info.power_saver_enabled);
+  blocked_plugin->set_blocked_for_background_tab(
+      power_saver_info.blocked_for_background_tab);
+
   return blocked_plugin;
 }
 
 void ChromePluginPlaceholder::SetStatus(
     ChromeViewHostMsg_GetPluginInfo_Status status) {
   status_ = status;
 }
 
 #if defined(ENABLE_PLUGIN_INSTALLATION)
 int32 ChromePluginPlaceholder::CreateRoutingId() {
@@ skipping 210 matching lines @@
 
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnablePluginPlaceholderTesting)) {
     builder.SetMethod<void (ChromePluginPlaceholder::*)()>(
         "didFinishIconRepositionForTesting",
         &ChromePluginPlaceholder::DidFinishIconRepositionForTestingCallback);
   }
 
   return builder;
 }