Plugin Power Saver: Mute throttled plugins.

content/renderer/pepper/plugin_instance_throttler_impl.cc

Index: content/renderer/pepper/plugin_instance_throttler_impl.cc
diff --git a/content/renderer/pepper/plugin_instance_throttler_impl.cc b/content/renderer/pepper/plugin_instance_throttler_impl.cc
index a95f6db47aef47039b6c9696a87917f53b36f5da..e9562c4354978d34f122bd445b15c2d9ca3c6eb6 100644
--- a/content/renderer/pepper/plugin_instance_throttler_impl.cc
+++ b/content/renderer/pepper/plugin_instance_throttler_impl.cc
@@ -78,7 +78,7 @@ PluginInstanceThrottlerImpl::PluginInstanceThrottlerImpl(
 }
 
 PluginInstanceThrottlerImpl::~PluginInstanceThrottlerImpl() {
-  if (state_ != PLUGIN_INSTANCE_MARKED_ESSENTIAL)
+  if (state_ != POWER_SAVER_MARKED_ESSENTIAL)
     RecordUnthrottleMethodMetric(UNTHROTTLE_METHOD_NEVER);
 }
 
@@ -96,15 +96,12 @@ bool PluginInstanceThrottlerImpl::IsThrottled() const {
 
 void PluginInstanceThrottlerImpl::MarkPluginEssential(
     PowerSaverUnthrottleMethod method) {
-  if (state_ == PLUGIN_INSTANCE_MARKED_ESSENTIAL)
+  if (state_ == POWER_SAVER_MARKED_ESSENTIAL)
     return;
 
-  bool was_throttled = IsThrottled();
-  state_ = PLUGIN_INSTANCE_MARKED_ESSENTIAL;
+  state_ = POWER_SAVER_MARKED_ESSENTIAL;
   RecordUnthrottleMethodMetric(method);
-
-  if (was_throttled)
-    FOR_EACH_OBSERVER(Observer, observer_list_, OnThrottleStateChange());
+  FOR_EACH_OBSERVER(Observer, observer_list_, OnPowerSaverStateChange(state_));
 }
 
 void PluginInstanceThrottlerImpl::OnImageFlush(const SkBitmap* bitmap) {
@@ -131,7 +128,7 @@ bool PluginInstanceThrottlerImpl::ConsumeInputEvent(
   if (event.modifiers & blink::WebInputEvent::Modifiers::RightButtonDown)
     return false;
 
-  if (state_ != PLUGIN_INSTANCE_MARKED_ESSENTIAL &&
+  if (state_ != POWER_SAVER_MARKED_ESSENTIAL &&
       event.type == blink::WebInputEvent::MouseUp &&
       (event.modifiers & blink::WebInputEvent::LeftButtonDown)) {
     bool was_throttled = IsThrottled();
@@ -147,7 +144,7 @@ void PluginInstanceThrottlerImpl::EngageThrottle() {
     return;
 
   state_ = POWER_SAVER_ENABLED_PLUGIN_THROTTLED;
-  FOR_EACH_OBSERVER(Observer, observer_list_, OnThrottleStateChange());
+  FOR_EACH_OBSERVER(Observer, observer_list_, OnPowerSaverStateChange(state_));
 }
 
 }  // namespace content