Remove parts of //cc we aren't using

cc/resources/tiling_set_raster_queue_all.cc

Index: cc/resources/tiling_set_raster_queue_all.cc
diff --git a/cc/resources/tiling_set_raster_queue_all.cc b/cc/resources/tiling_set_raster_queue_all.cc
deleted file mode 100644
index 2ccba67eeb31e637ff39644507d23e1c0bf83d31..0000000000000000000000000000000000000000
--- a/cc/resources/tiling_set_raster_queue_all.cc
+++ /dev/null
@@ -1,334 +0,0 @@
-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "cc/resources/tiling_set_raster_queue_all.h"
-
-#include <utility>
-
-#include "cc/resources/picture_layer_tiling_set.h"
-#include "cc/resources/tile.h"
-#include "cc/resources/tile_priority.h"
-
-namespace cc {
-
-TilingSetRasterQueueAll::TilingSetRasterQueueAll(
-    PictureLayerTilingSet* tiling_set,
-    bool prioritize_low_res)
-    : tiling_set_(tiling_set), current_stage_(0) {
-  DCHECK(tiling_set_);
-
-  // Early out if the tiling set has no tilings.
-  if (!tiling_set_->num_tilings()) {
-    current_stage_ = arraysize(stages_);
-    return;
-  }
-
-  // Find high and low res tilings and initialize the iterators.
-  for (size_t i = 0; i < tiling_set_->num_tilings(); ++i) {
-    PictureLayerTiling* tiling = tiling_set_->tiling_at(i);
-    if (tiling->resolution() == HIGH_RESOLUTION)
-      iterators_[HIGH_RES] = TilingIterator(tiling, &tiling->tiling_data_);
-    if (prioritize_low_res && tiling->resolution() == LOW_RESOLUTION)
-      iterators_[LOW_RES] = TilingIterator(tiling, &tiling->tiling_data_);
-  }
-
-  if (prioritize_low_res) {
-    stages_[0].iterator_type = LOW_RES;
-    stages_[0].tile_type = TilePriority::NOW;
-
-    stages_[1].iterator_type = HIGH_RES;
-    stages_[1].tile_type = TilePriority::NOW;
-  } else {
-    stages_[0].iterator_type = HIGH_RES;
-    stages_[0].tile_type = TilePriority::NOW;
-
-    stages_[1].iterator_type = LOW_RES;
-    stages_[1].tile_type = TilePriority::NOW;
-  }
-
-  stages_[2].iterator_type = HIGH_RES;
-  stages_[2].tile_type = TilePriority::SOON;
-
-  stages_[3].iterator_type = HIGH_RES;
-  stages_[3].tile_type = TilePriority::EVENTUALLY;
-
-  IteratorType index = stages_[current_stage_].iterator_type;
-  TilePriority::PriorityBin tile_type = stages_[current_stage_].tile_type;
-  if (iterators_[index].done() || iterators_[index].type() != tile_type)
-    AdvanceToNextStage();
-}
-
-TilingSetRasterQueueAll::~TilingSetRasterQueueAll() {
-}
-
-bool TilingSetRasterQueueAll::IsEmpty() const {
-  return current_stage_ >= arraysize(stages_);
-}
-
-void TilingSetRasterQueueAll::Pop() {
-  IteratorType index = stages_[current_stage_].iterator_type;
-  TilePriority::PriorityBin tile_type = stages_[current_stage_].tile_type;
-
-  // First advance the iterator.
-  DCHECK(!iterators_[index].done());
-  DCHECK(iterators_[index].type() == tile_type);
-  ++iterators_[index];
-
-  if (iterators_[index].done() || iterators_[index].type() != tile_type)
-    AdvanceToNextStage();
-}
-
-Tile* TilingSetRasterQueueAll::Top() {
-  DCHECK(!IsEmpty());
-
-  IteratorType index = stages_[current_stage_].iterator_type;
-  DCHECK(!iterators_[index].done());
-  DCHECK(iterators_[index].type() == stages_[current_stage_].tile_type);
-
-  return *iterators_[index];
-}
-
-const Tile* TilingSetRasterQueueAll::Top() const {
-  DCHECK(!IsEmpty());
-
-  IteratorType index = stages_[current_stage_].iterator_type;
-  DCHECK(!iterators_[index].done());
-  DCHECK(iterators_[index].type() == stages_[current_stage_].tile_type);
-
-  return *iterators_[index];
-}
-
-void TilingSetRasterQueueAll::AdvanceToNextStage() {
-  DCHECK_LT(current_stage_, arraysize(stages_));
-  ++current_stage_;
-  while (current_stage_ < arraysize(stages_)) {
-    IteratorType index = stages_[current_stage_].iterator_type;
-    TilePriority::PriorityBin tile_type = stages_[current_stage_].tile_type;
-
-    if (!iterators_[index].done() && iterators_[index].type() == tile_type)
-      break;
-    ++current_stage_;
-  }
-}
-
-// OnePriorityRectIterator
-TilingSetRasterQueueAll::OnePriorityRectIterator::OnePriorityRectIterator()
-    : tile_(nullptr), tiling_(nullptr), tiling_data_(nullptr) {
-}
-
-TilingSetRasterQueueAll::OnePriorityRectIterator::OnePriorityRectIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : tile_(nullptr), tiling_(tiling), tiling_data_(tiling_data) {
-}
-
-template <typename TilingIteratorType>
-void TilingSetRasterQueueAll::OnePriorityRectIterator::AdvanceToNextTile(
-    TilingIteratorType* iterator) {
-  tile_ = nullptr;
-  while (!tile_ || !TileNeedsRaster(tile_)) {
-    ++(*iterator);
-    if (!(*iterator)) {
-      tile_ = nullptr;
-      return;
-    }
-    tile_ = tiling_->TileAt(iterator->index_x(), iterator->index_y());
-  }
-  tiling_->UpdateTileAndTwinPriority(tile_);
-}
-
-template <typename TilingIteratorType>
-bool TilingSetRasterQueueAll::OnePriorityRectIterator::
-    GetFirstTileAndCheckIfValid(TilingIteratorType* iterator) {
-  tile_ = tiling_->TileAt(iterator->index_x(), iterator->index_y());
-  if (!tile_ || !TileNeedsRaster(tile_)) {
-    tile_ = nullptr;
-    return false;
-  }
-  tiling_->UpdateTileAndTwinPriority(tile_);
-  return true;
-}
-
-// VisibleTilingIterator.
-TilingSetRasterQueueAll::VisibleTilingIterator::VisibleTilingIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : OnePriorityRectIterator(tiling, tiling_data) {
-  if (!tiling_->has_visible_rect_tiles())
-    return;
-  iterator_ =
-      TilingData::Iterator(tiling_data_, tiling_->current_visible_rect(),
-                           false /* include_borders */);
-  if (!iterator_)
-    return;
-  if (!GetFirstTileAndCheckIfValid(&iterator_))
-    ++(*this);
-}
-
-TilingSetRasterQueueAll::VisibleTilingIterator&
-    TilingSetRasterQueueAll::VisibleTilingIterator::
-    operator++() {
-  AdvanceToNextTile(&iterator_);
-  return *this;
-}
-
-// SkewportTilingIterator.
-TilingSetRasterQueueAll::SkewportTilingIterator::SkewportTilingIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : OnePriorityRectIterator(tiling, tiling_data) {
-  if (!tiling_->has_skewport_rect_tiles())
-    return;
-  iterator_ = TilingData::SpiralDifferenceIterator(
-      tiling_data_, tiling_->current_skewport_rect(),
-      tiling_->current_visible_rect(), tiling_->current_visible_rect());
-  if (!iterator_)
-    return;
-  if (!GetFirstTileAndCheckIfValid(&iterator_))
-    ++(*this);
-}
-
-TilingSetRasterQueueAll::SkewportTilingIterator&
-    TilingSetRasterQueueAll::SkewportTilingIterator::
-    operator++() {
-  AdvanceToNextTile(&iterator_);
-  return *this;
-}
-
-// SoonBorderTilingIterator.
-TilingSetRasterQueueAll::SoonBorderTilingIterator::SoonBorderTilingIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : OnePriorityRectIterator(tiling, tiling_data) {
-  if (!tiling_->has_soon_border_rect_tiles())
-    return;
-  iterator_ = TilingData::SpiralDifferenceIterator(
-      tiling_data_, tiling_->current_soon_border_rect(),
-      tiling_->current_skewport_rect(), tiling_->current_visible_rect());
-  if (!iterator_)
-    return;
-  if (!GetFirstTileAndCheckIfValid(&iterator_))
-    ++(*this);
-}
-
-TilingSetRasterQueueAll::SoonBorderTilingIterator&
-    TilingSetRasterQueueAll::SoonBorderTilingIterator::
-    operator++() {
-  AdvanceToNextTile(&iterator_);
-  return *this;
-}
-
-// EventuallyTilingIterator.
-TilingSetRasterQueueAll::EventuallyTilingIterator::EventuallyTilingIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : OnePriorityRectIterator(tiling, tiling_data) {
-  if (!tiling_->has_eventually_rect_tiles())
-    return;
-  iterator_ = TilingData::SpiralDifferenceIterator(
-      tiling_data_, tiling_->current_eventually_rect(),
-      tiling_->current_skewport_rect(), tiling_->current_soon_border_rect());
-  if (!iterator_)
-    return;
-  if (!GetFirstTileAndCheckIfValid(&iterator_))
-    ++(*this);
-}
-
-TilingSetRasterQueueAll::EventuallyTilingIterator&
-    TilingSetRasterQueueAll::EventuallyTilingIterator::
-    operator++() {
-  AdvanceToNextTile(&iterator_);
-  return *this;
-}
-
-// TilingIterator
-TilingSetRasterQueueAll::TilingIterator::TilingIterator()
-    : tiling_(NULL), current_tile_(NULL) {
-}
-
-TilingSetRasterQueueAll::TilingIterator::TilingIterator(
-    PictureLayerTiling* tiling,
-    TilingData* tiling_data)
-    : tiling_(tiling),
-      tiling_data_(tiling_data),
-      phase_(VISIBLE_RECT),
-      current_tile_(NULL) {
-  visible_iterator_ = VisibleTilingIterator(tiling_, tiling_data_);
-  if (visible_iterator_.done()) {
-    AdvancePhase();
-    return;
-  }
-  current_tile_ = *visible_iterator_;
-}
-
-void TilingSetRasterQueueAll::TilingIterator::AdvancePhase() {
-  DCHECK_LT(phase_, EVENTUALLY_RECT);
-
-  current_tile_ = nullptr;
-  while (!current_tile_ && phase_ < EVENTUALLY_RECT) {
-    phase_ = static_cast<Phase>(phase_ + 1);
-    switch (phase_) {
-      case VISIBLE_RECT:
-        NOTREACHED();
-        return;
-      case SKEWPORT_RECT:
-        skewport_iterator_ = SkewportTilingIterator(tiling_, tiling_data_);
-        if (!skewport_iterator_.done())
-          current_tile_ = *skewport_iterator_;
-        break;
-      case SOON_BORDER_RECT:
-        soon_border_iterator_ = SoonBorderTilingIterator(tiling_, tiling_data_);
-        if (!soon_border_iterator_.done())
-          current_tile_ = *soon_border_iterator_;
-        break;
-      case EVENTUALLY_RECT:
-        eventually_iterator_ = EventuallyTilingIterator(tiling_, tiling_data_);
-        if (!eventually_iterator_.done())
-          current_tile_ = *eventually_iterator_;
-        break;
-    }
-  }
-}
-
-TilingSetRasterQueueAll::TilingIterator&
-    TilingSetRasterQueueAll::TilingIterator::
-    operator++() {
-  switch (phase_) {
-    case VISIBLE_RECT:
-      ++visible_iterator_;
-      if (visible_iterator_.done()) {
-        AdvancePhase();
-        return *this;
-      }
-      current_tile_ = *visible_iterator_;
-      break;
-    case SKEWPORT_RECT:
-      ++skewport_iterator_;
-      if (skewport_iterator_.done()) {
-        AdvancePhase();
-        return *this;
-      }
-      current_tile_ = *skewport_iterator_;
-      break;
-    case SOON_BORDER_RECT:
-      ++soon_border_iterator_;
-      if (soon_border_iterator_.done()) {
-        AdvancePhase();
-        return *this;
-      }
-      current_tile_ = *soon_border_iterator_;
-      break;
-    case EVENTUALLY_RECT:
-      ++eventually_iterator_;
-      if (eventually_iterator_.done()) {
-        current_tile_ = nullptr;
-        return *this;
-      }
-      current_tile_ = *eventually_iterator_;
-      break;
-  }
-  return *this;
-}
-
-}  // namespace cc