Plugin Power Saver: Add back 'Click to play' option as 4th for plugins.

chrome/renderer/chrome_content_renderer_client.cc

Index: chrome/renderer/chrome_content_renderer_client.cc
diff --git a/chrome/renderer/chrome_content_renderer_client.cc b/chrome/renderer/chrome_content_renderer_client.cc
index 48f26e1980b4de763683f91c9614bb7b2db06e9b..c6e1d4a620ba3f4ae460589d0a0ecfff94475eab 100644
--- a/chrome/renderer/chrome_content_renderer_client.cc
+++ b/chrome/renderer/chrome_content_renderer_client.cc
@@ -687,11 +687,19 @@ WebPlugin* ChromeContentRendererClient::CreatePlugin(
 
     if ((status_value ==
              ChromeViewHostMsg_GetPluginInfo_Status::kUnauthorized ||
+         status_value == ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay ||
          status_value == ChromeViewHostMsg_GetPluginInfo_Status::kBlocked) &&
         observer->IsPluginTemporarilyAllowed(identifier)) {
       status_value = ChromeViewHostMsg_GetPluginInfo_Status::kAllowed;
     }
 
+    // Allow full-screen plug-ins for left-click-to-play.
+    if (status_value == ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay &&
+        !frame->parent() && !frame->opener() &&
+        frame->document().isPluginDocument()) {
+      status_value = ChromeViewHostMsg_GetPluginInfo_Status::kAllowed;
+    }
+
 #if defined(ENABLE_PLUGINS)
     if (base::CommandLine::ForCurrentProcess()->HasSwitch(
             switches::kEnablePluginPowerSaver)) {
@@ -888,6 +896,16 @@ WebPlugin* ChromeContentRendererClient::CreatePlugin(
         observer->DidBlockContentType(content_type, group_name);
         break;
       }
+      case ChromeViewHostMsg_GetPluginInfo_Status::kClickToPlay: {
+        placeholder = create_blocked_plugin(
+            IDR_CLICK_TO_PLAY_PLUGIN_HTML,
+            l10n_util::GetStringFUTF16(IDS_PLUGIN_LOAD, group_name), GURL());
+        placeholder->set_allow_loading(true);
+        RenderThread::Get()->RecordAction(
+            UserMetricsAction("Plugin_ClickToPlay"));
+        observer->DidBlockContentType(content_type, group_name);
+        break;
+      }
       case ChromeViewHostMsg_GetPluginInfo_Status::kBlocked: {
         placeholder = create_blocked_plugin(
             IDR_BLOCKED_PLUGIN_HTML,