Plugin Power Saver: Do not always throttle plugins with posters.

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 fdd7de3a64ae9bd9ef274e2a9b9ef3de50bf668a..2b95411068d14966222966c97f38239830919beb 100644
--- a/content/renderer/pepper/plugin_instance_throttler_impl.cc
+++ b/content/renderer/pepper/plugin_instance_throttler_impl.cc
@@ -9,7 +9,6 @@
 #include "content/public/common/content_constants.h"
 #include "content/public/renderer/render_thread.h"
 #include "content/renderer/pepper/pepper_plugin_instance_impl.h"
-#include "content/renderer/peripheral_content_heuristic.h"
 #include "content/renderer/render_frame_impl.h"
 #include "ppapi/shared_impl/ppapi_constants.h"
 #include "third_party/WebKit/public/platform/WebRect.h"
@@ -53,11 +52,6 @@ void PluginInstanceThrottler::RecordUnthrottleMethodMetric(
       PluginInstanceThrottler::UNTHROTTLE_METHOD_NUM_ITEMS);
 }
 
-// static
-bool PluginInstanceThrottler::IsLargeContent(int width, int height) {
-  return PeripheralContentHeuristic::IsLargeContent(width, height);
-}
-
 PluginInstanceThrottlerImpl::PluginInstanceThrottlerImpl()
     : state_(THROTTLER_STATE_AWAITING_KEYFRAME),
       is_hidden_for_placeholder_(false),
@@ -145,10 +139,9 @@ void PluginInstanceThrottlerImpl::Initialize(
 
   // |frame| may be nullptr in tests.
   if (frame) {
-    PluginPowerSaverHelper* helper = frame->plugin_power_saver_helper();
     bool cross_origin_main_content = false;
     float zoom_factor = GetWebPlugin()->container()->pageZoomFactor();
-    if (!helper->ShouldThrottleContent(
+    if (!frame->ShouldThrottleContent(
             frame->GetWebFrame()->top()->securityOrigin(), content_origin,
             plugin_module_name, roundf(unobscured_size.width() / zoom_factor),
             roundf(unobscured_size.height() / zoom_factor),
@@ -158,14 +151,14 @@ void PluginInstanceThrottlerImpl::Initialize(
       FOR_EACH_OBSERVER(Observer, observer_list_, OnPeripheralStateChange());
 
       if (cross_origin_main_content)
-        helper->WhitelistContentOrigin(content_origin);
+        frame->WhitelistContentOrigin(content_origin);
 
       return;
     }
 
     // To collect UMAs, register peripheral content even if power saver mode
     // is disabled.
-    helper->RegisterPeripheralPlugin(
+    frame->RegisterPeripheralPlugin(
         content_origin,
         base::Bind(&PluginInstanceThrottlerImpl::MarkPluginEssential,
                    weak_factory_.GetWeakPtr(), UNTHROTTLE_METHOD_BY_WHITELIST));