Remove non-slimming-paint codepaths in chrome

Slimming paint has shipped so the non-sp codepaths are rapidly rotting.
This patch removes the slimming paint codepaths in chrome while leaving
the removal of PicturePile and ContentLayerClient::PaintContents to a
followup.

BUG=524314
CQ_INCLUDE_TRYBOTS=tryserver.blink:linux_blink_rel

Review URL: https://codereview.chromium.org/1343493003

Cr-Commit-Position: refs/heads/master@{#349168}

2 files changed, 1 insertions, 69 deletions

diff --git a/cc/debug/rasterize_and_record_benchmark.cc b/cc/debug/rasterize_and_record_benchmark.cc
index b253436..0f47cd8 100644
--- a/cc/debug/rasterize_and_record_benchmark.cc
+++ b/cc/debug/rasterize_and_record_benchmark.cc
@@ -114,71 +114,7 @@ void RasterizeAndRecordBenchmark::RunOnLayer(PictureLayer* layer) {
   if (visible_layer_rect.IsEmpty())
     return;
 
-  if (host_->settings().use_display_lists) {
-    RunOnDisplayListLayer(layer, visible_layer_rect);
-  } else {
-    RunOnPictureLayer(layer, visible_layer_rect);
-  }
-}
-
-void RasterizeAndRecordBenchmark::RunOnPictureLayer(
-    PictureLayer* layer,
-    const gfx::Rect& visible_layer_rect) {
-  ContentLayerClient* painter = layer->client();
-
-  DCHECK(host_ && !host_->settings().use_display_lists);
-
-  gfx::Size tile_grid_size = host_->settings().default_tile_size;
-
-  for (int mode_index = 0; mode_index < RecordingSource::RECORDING_MODE_COUNT;
-       mode_index++) {
-    RecordingSource::RecordingMode mode =
-        static_cast<RecordingSource::RecordingMode>(mode_index);
-
-    // Not supported for SkPicture recording.
-    if (mode == RecordingSource::RECORD_WITH_CONSTRUCTION_DISABLED)
-      continue;
-
-    base::TimeDelta min_time = base::TimeDelta::Max();
-    size_t memory_used = 0;
-
-    for (int i = 0; i < record_repeat_count_; ++i) {
-      // Run for a minimum amount of time to avoid problems with timer
-      // quantization when the layer is very small.
-      LapTimer timer(kWarmupRuns,
-                     base::TimeDelta::FromMilliseconds(kTimeLimitMillis),
-                     kTimeCheckInterval);
-      scoped_refptr<Picture> picture;
-      do {
-        picture = Picture::Create(visible_layer_rect, painter, tile_grid_size,
-                                  false, mode);
-        if (picture->ShouldBeAnalyzedForSolidColor()) {
-          gfx::Size layer_size = layer->paint_properties().bounds;
-          skia::AnalysisCanvas canvas(layer_size.width(), layer_size.height());
-          picture->Raster(&canvas, nullptr, gfx::Rect(), 1.f);
-        }
-        if (memory_used) {
-          // Verify we are recording the same thing each time.
-          DCHECK(memory_used == picture->ApproximateMemoryUsage());
-        } else {
-          memory_used = picture->ApproximateMemoryUsage();
-        }
-
-        timer.NextLap();
-      } while (!timer.HasTimeLimitExpired());
-      base::TimeDelta duration =
-          base::TimeDelta::FromMillisecondsD(timer.MsPerLap());
-      if (duration < min_time)
-        min_time = duration;
-    }
-
-    if (mode == RecordingSource::RECORD_NORMALLY) {
-      record_results_.bytes_used += memory_used;
-      record_results_.pixels_recorded +=
-          visible_layer_rect.width() * visible_layer_rect.height();
-    }
-    record_results_.total_best_time[mode_index] += min_time;
-  }
+  RunOnDisplayListLayer(layer, visible_layer_rect);
 }
 
 void RasterizeAndRecordBenchmark::RunOnDisplayListLayer(
@@ -186,8 +122,6 @@ void RasterizeAndRecordBenchmark::RunOnDisplayListLayer(
     const gfx::Rect& visible_layer_rect) {
   ContentLayerClient* painter = layer->client();
 
-  DCHECK(host_ && host_->settings().use_display_lists);
-
   for (int mode_index = 0; mode_index < RecordingSource::RECORDING_MODE_COUNT;
        mode_index++) {
     ContentLayerClient::PaintingControlSetting painting_control =
diff --git a/cc/debug/rasterize_and_record_benchmark.h b/cc/debug/rasterize_and_record_benchmark.h
index 207254f..3e873ce 100644
--- a/cc/debug/rasterize_and_record_benchmark.h
+++ b/cc/debug/rasterize_and_record_benchmark.h
@@ -40,8 +40,6 @@ class RasterizeAndRecordBenchmark : public MicroBenchmark {
  private:
   void RunOnDisplayListLayer(PictureLayer* layer,
                              const gfx::Rect& visible_layer_rect);
-  void RunOnPictureLayer(PictureLayer* layer,
-                         const gfx::Rect& visible_layer_rect);
 
   void RecordRasterResults(scoped_ptr<base::Value> results);