[LayoutNG] Change core/layout/ng to Chromium style and rename files.

third_party/WebKit/Source/core/layout/ng/ng_constraint_space.cc

+// Copyright 2016 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 "core/layout/ng/ng_constraint_space.h"
+
+#include "core/layout/LayoutBox.h"
+#include "core/style/ComputedStyle.h"
+
+namespace blink {
+
+NGConstraintSpace::NGConstraintSpace(LayoutUnit inlineContainerSize,
+                                     LayoutUnit blockContainerSize) {
+  m_inlineContainerSize = inlineContainerSize;
+  m_blockContainerSize = blockContainerSize;
+  m_inlineTriggersScrollbar = 0;
+  m_blockTriggersScrollbar = 0;
+  m_fixedInlineSize = 0;
+  m_fixedBlockSize = 0;
+  m_blockFragmentationType = FragmentNone;
+}
+
+NGConstraintSpace NGConstraintSpace::fromLayoutObject(const LayoutBox& child) {
+  bool fixedInline = false, fixedBlock = false;
+  // XXX for orthogonal writing mode this is not right
+  LayoutUnit containerLogicalWidth =
+      std::max(LayoutUnit(), child.containingBlockLogicalWidthForContent());
+  // XXX Make sure this height is correct
+  LayoutUnit containerLogicalHeight =
+      child.containingBlockLogicalHeightForContent(ExcludeMarginBorderPadding);
+  if (child.hasOverrideLogicalContentWidth()) {
+    containerLogicalWidth = child.overrideLogicalContentWidth();
+    fixedInline = true;
+  }
+  if (child.hasOverrideLogicalContentHeight()) {
+    containerLogicalWidth = child.overrideLogicalContentHeight();
+    fixedBlock = true;
+  }
+  NGConstraintSpace space(containerLogicalWidth, containerLogicalHeight);
+  // XXX vertical writing mode
+  space.setOverflowTriggersScrollbar(
+      child.styleRef().overflowX() == OverflowAuto,
+      child.styleRef().overflowY() == OverflowAuto);
+  space.setFixedSize(fixedInline, fixedBlock);
+  return space;
+}
+
+void NGConstraintSpace::addExclusion(const NGExclusion exclusion,
+                                     unsigned options) {}
+
+void NGConstraintSpace::setOverflowTriggersScrollbar(bool inlineTriggers,
+                                                     bool blockTriggers) {
+  m_inlineTriggersScrollbar = inlineTriggers;
+  m_blockTriggersScrollbar = blockTriggers;
+}
+
+void NGConstraintSpace::setFixedSize(bool inlineFixed, bool blockFixed) {
+  m_fixedInlineSize = inlineFixed;
+  m_fixedBlockSize = blockFixed;
+}
+
+void NGConstraintSpace::setFragmentationType(NGFragmentationType type) {
+  m_blockFragmentationType = type;
+}
+
+DoublyLinkedList<const NGExclusion> NGConstraintSpace::exclusions(
+    unsigned options) const {
+  DoublyLinkedList<const NGExclusion> exclusions;
+  // TODO(eae): Implement.
+  return exclusions;
+}
+
+NGLayoutOpportunityIterator NGConstraintSpace::layoutOpportunities(
+    unsigned clear,
+    NGExclusionFlowType avoid) const {
+  // TODO(eae): Implement.
+  NGLayoutOpportunityIterator iterator(this, clear, avoid);
+  return iterator;
+}
+
+}  // namespace blink