Add isTabStop attribute to Element

LayoutTests/fast/dom/shadow/focus-navigation-with-istabstop-expected.txt

Index: LayoutTests/fast/dom/shadow/focus-navigation-with-istabstop-expected.txt
diff --git a/LayoutTests/fast/dom/shadow/focus-navigation-with-istabstop-expected.txt b/LayoutTests/fast/dom/shadow/focus-navigation-with-istabstop-expected.txt
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index 0000000000000000000000000000000000000000..e741f92f88e9c3f061bf6a5fb05988f9f3290f4c
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+++ b/LayoutTests/fast/dom/shadow/focus-navigation-with-istabstop-expected.txt
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+This tests TAB focus navigation with isTabStop property on elements
+
+Testing shadow host with possible combinations of tabindex and isTabStop
+Normal tab order without tabindex
+PASS host_div.isTabStop is false
+Should move from input-before to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to input-before in backward
+PASS
+Normal tab order without tabindex but isTabStop=true
+Should move from input-before to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to input-before in backward
+PASS
+Normal tab order with tabindex=0 on host
+PASS host_div.getAttribute("tabindex") is "0"
+PASS host_div.isTabStop is true
+Should move from input-before to host-div in forward
+PASS
+Should move from host-div to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to host-div in backward
+PASS
+Should move from host-div to input-before in backward
+PASS
+Normal tab order with tabindex=0 but isTabStop = false on host
+Should move from input-before to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to input-before in backward
+PASS
+Normal tab order with tabindex=-1 on host
+PASS host_div.getAttribute("tabindex") is "-1"
+PASS host_div.isTabStop is false
+Should move from input-before to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to input-before in backward
+PASS
+Normal tab order with tabindex=-1 but isTabStop=true on host
+Should move from input-before to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in backward
+PASS
+Should move from host-div/inner-input to input-before in backward
+PASS
+Normal tab order with tabindex=1 on host
+PASS host_div.getAttribute("tabindex") is "1"
+PASS host_div.isTabStop is true
+Should move from input-before to input-after in forward
+PASS
+Should move from input-after to host-div in forward
+PASS
+Should move from host-div to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to host-div in backward
+PASS
+Should move from host-div to input-after in backward
+PASS
+Should move from input-after to input-before in backward
+PASS
+Normal tab order with tabindex=1 but isTabStop=false on host
+Should move from input-before to input-after in forward
+PASS
+Should move from input-after to host-div/inner-input in forward
+PASS
+Should move from host-div/inner-input to input-after in backward
+PASS
+Should move from input-after to input-before in backward
+PASS
+Test finished.
+PASS successfullyParsed is true
+
+TEST COMPLETE
+
+