Decouple some graphics-related IsLowEndDevice() policies for 1GB devices.

content/renderer/media/renderer_webmediaplayer_delegate.cc

Index: content/renderer/media/renderer_webmediaplayer_delegate.cc
diff --git a/content/renderer/media/renderer_webmediaplayer_delegate.cc b/content/renderer/media/renderer_webmediaplayer_delegate.cc
index 08b4e709f4684ad4e36c4572b38fb043b02fd677..99d76f6b8715f2b3b2fc23e9277f6ccc27fbf962 100644
--- a/content/renderer/media/renderer_webmediaplayer_delegate.cc
+++ b/content/renderer/media/renderer_webmediaplayer_delegate.cc
@@ -38,14 +38,12 @@ RendererWebMediaPlayerDelegate::RendererWebMediaPlayerDelegate(
   idle_cleanup_interval_ = base::TimeDelta::FromSeconds(5);
   idle_timeout_ = base::TimeDelta::FromSeconds(15);
 
-  // Idle players time out more aggressively on low end devices.
-  is_low_end_device_ = base::SysInfo::IsLowEndDevice();
+  is_jelly_bean_ = false;
 
 #if defined(OS_ANDROID)
   // On Android, due to the instability of the OS level media components, we
-  // consider all pre-KitKat devices to be low end.
-  is_low_end_device_ |=
-      base::android::BuildInfo::GetInstance()->sdk_int() <= 18;
+  // consider all pre-KitKat devices to be potentially buggy.
+  is_jelly_bean_ |= base::android::BuildInfo::GetInstance()->sdk_int() <= 18;
 #endif
 }
 
@@ -209,11 +207,11 @@ bool RendererWebMediaPlayerDelegate::OnMessageReceived(
 void RendererWebMediaPlayerDelegate::SetIdleCleanupParamsForTesting(
     base::TimeDelta idle_timeout,
     base::TickClock* tick_clock,
-    bool is_low_end_device) {
+    bool is_jelly_bean) {
   idle_cleanup_interval_ = base::TimeDelta();
   idle_timeout_ = idle_timeout;
   tick_clock_ = tick_clock;
-  is_low_end_device_ = is_low_end_device;
+  is_jelly_bean_ = is_jelly_bean;
 }
 
 bool RendererWebMediaPlayerDelegate::IsIdleCleanupTimerRunningForTesting()
@@ -311,12 +309,12 @@ void RendererWebMediaPlayerDelegate::UpdateTask() {
   // When we reach the maximum number of idle players, clean them up
   // aggressively. Values chosen after testing on a Galaxy Nexus device for
   // http://crbug.com/612909.
-  if (idle_player_map_.size() > (is_low_end_device_ ? 2u : 8u))
+  if (idle_player_map_.size() > (is_jelly_bean_ ? 2u : 8u))
     aggressive_cleanup = true;
 
-  // When a player plays on a low-end device, clean up idle players
+  // When a player plays on a buggy old device, clean up idle players
   // aggressively.
-  if (has_played_video_since_last_update_task && is_low_end_device_)
+  if (has_played_video_since_last_update_task && is_jelly_bean_)
     aggressive_cleanup = true;
 
   CleanUpIdlePlayers(aggressive_cleanup ? base::TimeDelta() : idle_timeout_);