android: Use a hard coded BeginFrame deadline

content/browser/renderer_host/input/render_widget_host_latency_tracker.h

Index: content/browser/renderer_host/input/render_widget_host_latency_tracker.h
diff --git a/content/browser/renderer_host/input/render_widget_host_latency_tracker.h b/content/browser/renderer_host/input/render_widget_host_latency_tracker.h
index 64e6f7f7bbc7e05068893758f9dd47522adabb74..32537d1a0b1c28e0b53c2da4cf53daa900f45cf7 100644
--- a/content/browser/renderer_host/input/render_widget_host_latency_tracker.h
+++ b/content/browser/renderer_host/input/render_widget_host_latency_tracker.h
@@ -8,7 +8,6 @@
 #include <vector>
 
 #include "base/basictypes.h"
-#include "cc/base/rolling_time_delta_history.h"
 #include "content/browser/renderer_host/event_with_latency_info.h"
 #include "content/common/content_export.h"
 #include "ui/events/latency_info.h"
@@ -49,10 +48,6 @@ class CONTENT_EXPORT RenderWidgetHostLatencyTracker {
   // Called when the RenderWidgetHost receives a swap update from the GPU.
   void OnFrameSwapped(const ui::LatencyInfo& latency);
 
-  // Produces an estimate of the time between browser composite and GPU swap,
-  // as informed by historical latency values.
-  base::TimeDelta GetEstimatedBrowserCompositeTime() const;
-
   // WebInputEvent coordinates are in DPIs, while LatencyInfo expects
   // coordinates in device pixels.
   void set_device_scale_factor(float device_scale_factor) {
@@ -68,7 +63,6 @@ class CONTENT_EXPORT RenderWidgetHostLatencyTracker {
   int64 latency_component_id_;
   float device_scale_factor_;
   bool has_seent_first_gesture_scroll_update_;
-  cc::RollingTimeDeltaHistory browser_composite_latency_history_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostLatencyTracker);
 };