Paint underline correctly in mixed flow text contexts with truncation

third_party/WebKit/LayoutTests/platform/linux/fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition-expected.txt

Index: third_party/WebKit/LayoutTests/platform/linux/fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/linux/fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition-expected.txt b/third_party/WebKit/LayoutTests/platform/linux/fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition-expected.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e0445d91cecf8fdcd73cdf43196814747273330c
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/platform/linux/fast/text/ellipsis-rtl-text-in-rtl-flow-underline-composition-expected.txt
@@ -0,0 +1,16 @@
+layer at (0,0) size 800x600
+  LayoutView at (0,0) size 800x600
+layer at (0,0) size 800x116
+  LayoutBlockFlow {HTML} at (0,0) size 800x116
+    LayoutBlockFlow {BODY} at (8,16) size 784x92
+      LayoutBlockFlow {P} at (0,0) size 784x20
+        LayoutText {#text} at (0,0) size 721x19
+          text run at (0,0) width 721: "crbug.com/636060: rtl text in a rtl flow should truncate the text left-to-right and underline correctly in composition mode."
+      LayoutBlockFlow {P} at (0,36) size 784x20
+        LayoutText {#text} at (0,0) size 271x19
+          text run at (0,0) width 271: "You should see an underline beneath the text."
+layer at (8,88) size 125x20 scrollWidth 188
+  LayoutBlockFlow {DIV} at (0,72) size 125x20
+    LayoutText {#text} at (-63,0) size 188x19
+      text run at (-63,0) width 188 RTL: "\x{5D0}\x{5D1}\x{5D2}\x{5D3}\x{5D4}\x{5D5}\x{5D6}\x{5D7}\x{5D8}\x{5D9}\x{5DB}\x{5DA}\x{5DC}\x{5DE}\x{5DD}\x{5E1}\x{5E2}\x{5E4}\x{5E3}\x{5E6}\x{5E5}\x{5E7}\x{5E8}\x{5E9}\x{5EA}<"
+caret: position 26 of child 0 {#text} of child 4 {DIV} of body