Plugin Power Saver: Add UI Overlay to throttled plugin using placeholder.

chrome/renderer/plugins/chrome_plugin_placeholder.cc

Index: chrome/renderer/plugins/chrome_plugin_placeholder.cc
diff --git a/chrome/renderer/plugins/chrome_plugin_placeholder.cc b/chrome/renderer/plugins/chrome_plugin_placeholder.cc
index 7be06986d65254978cda28c61c026457d13787b6..af7a8811cfa52e67a64580e75532ed4da96834b8 100644
--- a/chrome/renderer/plugins/chrome_plugin_placeholder.cc
+++ b/chrome/renderer/plugins/chrome_plugin_placeholder.cc
@@ -148,12 +148,14 @@ ChromePluginPlaceholder* ChromePluginPlaceholder::CreateBlockedPlugin(
     content::RenderFrame* render_frame,
     WebLocalFrame* frame,
     const WebPluginParams& params,
-    const content::WebPluginInfo& plugin,
+    const content::WebPluginInfo& info,
     const std::string& identifier,
     const base::string16& name,
     int template_id,
     const base::string16& message,
-    const GURL& poster_url) {
+    const GURL& poster_url,
+    blink::WebPlugin* premade_plugin,
+    content::PluginInstanceThrottler* premade_throttler) {
   base::DictionaryValue values;
   values.SetString("message", message);
   values.SetString("name", name);
@@ -177,7 +179,9 @@ ChromePluginPlaceholder* ChromePluginPlaceholder::CreateBlockedPlugin(
   if (poster_url.is_valid())
     blocked_plugin->BlockForPowerSaverPoster();
 #endif
-  blocked_plugin->SetPluginInfo(plugin);
+  if (premade_plugin && premade_throttler)

[Lei Zhang, 2015/01/30 21:50:07]

Can the CreateBlockedPlugin() caller do this instead, since it gets
|blocked_plugin| back anyway.

[tommycli, 2015/02/02 18:35:47]

Done.

+    blocked_plugin->SetPremadePlugin(premade_plugin, premade_throttler);
+  blocked_plugin->SetPluginInfo(info);
   blocked_plugin->SetIdentifier(identifier);
   return blocked_plugin;
 }