Transition to explicit constructors in LayoutUnit

third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp

Index: third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp b/third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp
index 9857cf4b7c912f9f171c47626ca836cbce46a93f..9dc52ea07a452de1efdcbafd9af7919baecc7933 100644
--- a/third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutDeprecatedFlexibleBox.cpp
@@ -563,7 +563,7 @@ void LayoutDeprecatedFlexibleBox::layoutHorizontalBox(bool relayoutChildren)
                     remainingSpace -= (remainingSpace / totalChildren);
                     --totalChildren;
 
-                    placeChild(child, child->location() + LayoutSize(offset, 0));
+                    placeChild(child, child->location() + LayoutSize(offset, LayoutUnit()));
                 }
             }
         } else {
@@ -575,7 +575,7 @@ void LayoutDeprecatedFlexibleBox::layoutHorizontalBox(bool relayoutChildren)
                 if (childDoesNotAffectWidthOrFlexing(child))
                     continue;
 
-                placeChild(child, child->location() + LayoutSize(offset, 0));
+                placeChild(child, child->location() + LayoutSize(offset, LayoutUnit()));
             }
         }
     }
@@ -658,7 +658,7 @@ void LayoutDeprecatedFlexibleBox::layoutVerticalBox(bool relayoutChildren)
             switch (style()->boxAlign()) {
             case BCENTER:
             case BBASELINE: // Baseline just maps to center for vertical boxes
-                childX += child->marginLeft() + std::max<LayoutUnit>(0, (contentWidth() - (child->size().width() + child->marginWidth())) / 2);
+                childX += child->marginLeft() + std::max<LayoutUnit>(LayoutUnit(), (contentWidth() - (child->size().width() + child->marginWidth())) / 2);

[eae, 2016/01/29 03:38:12]

Add LayoutUnit() around the non-LayoutUnit value instead of around all to reduce
number of conversions. Also remove template specialization. 

                 break;
             case BEND:
                 if (!style()->isLeftToRightDirection())
@@ -813,7 +813,7 @@ void LayoutDeprecatedFlexibleBox::layoutVerticalBox(bool relayoutChildren)
                     offset += remainingSpace / totalChildren;
                     remainingSpace -= (remainingSpace / totalChildren);
                     --totalChildren;
-                    placeChild(child, child->location() + LayoutSize(0, offset));
+                    placeChild(child, child->location() + LayoutSize(LayoutUnit(), offset));
                 }
             }
         } else {
@@ -824,7 +824,7 @@ void LayoutDeprecatedFlexibleBox::layoutVerticalBox(bool relayoutChildren)
             for (LayoutBox* child = iterator.first(); child; child = iterator.next()) {
                 if (childDoesNotAffectWidthOrFlexing(child))
                     continue;
-                placeChild(child, child->location() + LayoutSize(0, offset));
+                placeChild(child, child->location() + LayoutSize(LayoutUnit(), offset));
             }
         }
     }