Return the right top position for text selections when there are no previous root inline boxes.

LayoutTests/TestExpectations

Index: LayoutTests/TestExpectations
diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
index a44175cff802c4d27f23f3175913fa0bd086ad09..ea01ab55941447993fca1c7cac39d026d8e98747 100644
--- a/LayoutTests/TestExpectations
+++ b/LayoutTests/TestExpectations
@@ -214,6 +214,60 @@ crbug.com/229207 [ Win ] fast/forms/range/input-appearance-range.html [ ImageOnl
 # Can't distinguish between hot and hover on scrollbar thumbs.
 crbug.com/229207 [ Win ] ietestcenter/css3/bordersbackgrounds/background-attachment-local-scrolling.htm [ ImageOnlyFailure ]
 
+# Test selection rectangle and cursor is now properly rendered (not too small, not too high)
+crbug.com/313593 editing/deleting/delete-after-span-ws-001.html [ NeedsRebaseline ]
+crbug.com/313593 editing/deleting/delete-after-span-ws-002.html [ NeedsRebaseline ]
+crbug.com/313593 editing/deleting/delete-after-span-ws-003.html [ NeedsRebaseline ]
+crbug.com/313593 editing/inserting/before-after-input-element.html [ NeedsRebaseline ]
+crbug.com/313593 editing/pasteboard/4944770-2.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/caret-rtl-2-left.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/caret-rtl-2.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/caret-rtl-right.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/caret-rtl.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/contains-boundaries.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/drag-select-1.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/extend-selection-bidi.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/inline-closest-leaf-child.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/move-left-right.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-across-readonly-input-2.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-across-readonly-input-3.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-all-001.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-all-002.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-all-003.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-all-004.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/select-box.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/selection-button-text.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/unrendered-001.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/unrendered-002.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/unrendered-003.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/unrendered-004.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/unrendered-005.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-backward-br.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-backward-p.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-backward-wrap.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-forward-br.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-forward-p.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-ltr-extend-line-forward-wrap.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-rtl-extend-line-backward-br.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-rtl-extend-line-backward-p.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-rtl-extend-line-forward-br.html [ NeedsRebaseline ]
+crbug.com/313593 editing/selection/vertical-rl-rtl-extend-line-forward-p.html [ NeedsRebaseline ]
+crbug.com/313593 fast/events/updateLayoutForHitTest.html [ NeedsRebaseline ]
+crbug.com/313593 fast/lists/drag-into-marker.html [ NeedsRebaseline ]
+crbug.com/313593 fast/repaint/japanese-rl-selection-clear.html [ NeedsRebaseline ]
+crbug.com/313593 fast/repaint/japanese-rl-selection-repaint.html [ NeedsRebaseline ]
+crbug.com/313593 fast/repaint/repaint-across-writing-mode-boundary.html [ NeedsRebaseline ]
+crbug.com/313593 fast/repaint/selection-clear.html [ NeedsRebaseline ]
+crbug.com/313593 fast/repaint/transform-replaced-shadows.html [ NeedsRebaseline ]
+crbug.com/313593 fast/text/international/mixed-directionality-selection.html [ NeedsRebaseline ]
+crbug.com/313593 fast/text/international/rtl-caret.html [ NeedsRebaseline ]
+crbug.com/313593 fast/text/selection-rect-line-height-too-big.html [ NeedsRebaseline ]
+crbug.com/313593 fast/text/selection-rect-line-height-too-small.html [ NeedsRebaseline ]
+crbug.com/313593 fast/transforms/transformed-caret.html [ NeedsRebaseline ]
+crbug.com/313593 fast/writing-mode/japanese-rl-selection.html [ NeedsRebaseline ]
+crbug.com/313593 fast/writing-mode/vertical-rl-replaced-selection.html [ NeedsRebaseline ]
+crbug.com/313593 [ Win ] svg/text/foreignObject-text-clipping-bug.xml [ NeedsRebaseline ]
+
 # Untriaged pixel diffs, unclear if aura-related?
 crbug.com/229207 [ Win ] virtual/deferred/fast/images/2-dht.html [ ImageOnlyFailure ]
 crbug.com/229207 [ Win ] virtual/gpu/compositedscrolling/overflow/theme-affects-visual-overflow.html [ ImageOnlyFailure ]