Plugin Power Saver: Record PPS UMAs only for users with PPS enabled.

components/plugins/renderer/loadable_plugin_placeholder.cc

 // Copyright 2015 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 "components/plugins/renderer/loadable_plugin_placeholder.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/json/string_escape.h"
 #include "base/strings/string_piece.h"
@@ skipping 83 matching lines @@
 #endif
 }
 
 #if defined(ENABLE_PLUGINS)
 void LoadablePluginPlaceholder::MarkPluginEssential(
     PluginInstanceThrottler::PowerSaverUnthrottleMethod method) {
   if (plugin_marked_essential_)
     return;
 
   plugin_marked_essential_ = true;
-  if (premade_throttler_) {
+  if (premade_throttler_)
     premade_throttler_->MarkPluginEssential(method);
-  }
+  else
+    PluginInstanceThrottler::RecordUnthrottleMethodMetric(method);
 
   if (is_blocked_for_power_saver_poster_) {
     is_blocked_for_power_saver_poster_ = false;
-    PluginInstanceThrottler::RecordUnthrottleMethodMetric(method);
     if (!LoadingBlocked())
       LoadPlugin();
   }
 }
 #endif
 
 gin::ObjectTemplateBuilder LoadablePluginPlaceholder::GetObjectTemplateBuilder(
     v8::Isolate* isolate) {
   return gin::Wrappable<PluginPlaceholder>::GetObjectTemplateBuilder(isolate)
       .SetMethod("load", &LoadablePluginPlaceholder::LoadCallback)
@@ skipping 171 matching lines @@
     ReplacePlugin(premade_throttler_->GetWebPlugin());
     premade_throttler_ = nullptr;
   } else {
     // TODO(mmenke):  In the case of prerendering, feed into
     //                ChromeContentRendererClient::CreatePlugin instead, to
     //                reduce the chance of future regressions.
     scoped_ptr<PluginInstanceThrottler> throttler;
 #if defined(ENABLE_PLUGINS)
     // If the plugin has already been marked essential in its placeholder form,
     // we shouldn't create a new throttler and start the process all over again.
-    if (!plugin_marked_essential_)
-      throttler = PluginInstanceThrottler::Create(power_saver_enabled_);
+    if (!plugin_marked_essential_ && power_saver_enabled_)
+      throttler = PluginInstanceThrottler::Create();
 #endif
     WebPlugin* plugin = render_frame()->CreatePlugin(
         GetFrame(), plugin_info_, GetPluginParams(), throttler.Pass());
 
     ReplacePlugin(plugin);
   }
 }
 
 void LoadablePluginPlaceholder::LoadCallback() {
   RenderThread::Get()->RecordAction(UserMetricsAction("Plugin_Load_Click"));
@@ skipping 34 matching lines @@
   identifier_ = identifier;
 }
 
 bool LoadablePluginPlaceholder::LoadingBlocked() const {
   DCHECK(allow_loading_);
   return is_blocked_for_background_tab_ || is_blocked_for_power_saver_poster_ ||
          is_blocked_for_prerendering_;
 }
 
 }  // namespace plugins