Plugin Power Saver: Throttle 'large' plugins that appear small.

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 1ff6248f3b349d75a7aa60f9b6b82bace08566e8..49b497f2dc0db171f2e49607c8d0b85bb3dc884a 100644
--- a/content/renderer/pepper/plugin_instance_throttler_impl.cc
+++ b/content/renderer/pepper/plugin_instance_throttler_impl.cc
@@ -53,6 +53,8 @@ PluginInstanceThrottlerImpl::PluginInstanceThrottlerImpl(
       web_plugin_(nullptr),
       consecutive_interesting_frames_(0),
       frames_examined_(0),
+      initialized_width_(0),
+      initialized_height_(0),
       weak_factory_(this) {
 }
 
@@ -101,6 +103,14 @@ blink::WebPlugin* PluginInstanceThrottlerImpl::GetWebPlugin() const {
   return web_plugin_;
 }
 
+int PluginInstanceThrottlerImpl::GetWidth() const {
+  return initialized_width_;
+}
+
+int PluginInstanceThrottlerImpl::GetHeight() const {
+  return initialized_height_;
+}
+
 void PluginInstanceThrottlerImpl::SetWebPlugin(blink::WebPlugin* web_plugin) {
   DCHECK(!web_plugin_);
   web_plugin_ = web_plugin;
@@ -110,13 +120,17 @@ void PluginInstanceThrottlerImpl::Initialize(
     RenderFrameImpl* frame,
     const GURL& content_origin,
     const std::string& plugin_module_name,
-    const blink::WebRect& bounds) {
+    int width,
+    int height) {
+  initialized_width_ = width;
+  initialized_height_ = height;
+
   // |frame| may be nullptr in tests.
   if (frame) {
     PluginPowerSaverHelper* helper = frame->plugin_power_saver_helper();
     bool cross_origin_main_content = false;
     if (!helper->ShouldThrottleContent(content_origin, plugin_module_name,
-                                       bounds.width, bounds.height,
+                                       width, height,
                                        &cross_origin_main_content)) {
       state_ = THROTTLER_STATE_MARKED_ESSENTIAL;