input[type=number] UI should reject invalid characters.

LayoutTests/fast/forms/number/number-reject-invalid-expected.txt

Index: LayoutTests/fast/forms/number/number-reject-invalid-expected.txt
diff --git a/LayoutTests/fast/forms/number/number-reject-invalid-expected.txt b/LayoutTests/fast/forms/number/number-reject-invalid-expected.txt
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+Arabic number input should accept ASCII digits and Arabic digits, and reject others.
+PASS displayValueForKeyInput(arabicInput, "123.4") is "123.4"
+PASS displayValueForKeyInput(arabicInput, "1.23E+19") is "1.23E+19"
+PASS displayValueForKeyInput(arabicInput, "1.23e-1") is "1.23e-1"
+PASS displayValueForKeyInput(arabicInput, "١٩٠") is "١٩٠"
+PASS displayValueForKeyInput(arabicInput, "acdef") is "e"
+
+French number input should accept ASCII digits, comma, and full stop.
+PASS displayValueForKeyInput(frenchInput, "1234.56") is "1234.56"
+FAIL displayValueForKeyInput(frenchInput, "1234,56") should be 1234.56. Was 1234,56.
+
+English number input should accept ASCII digits and full stop, and no comma.
+PASS displayValueForKeyInput(englishInput, "1234.56") is "1234.56"
+PASS displayValueForKeyInput(englishInput, "-1234,56") is "-123456"
+PASS displayValueForKeyInput(englishInput, " abcdef ") is "e"
+PASS successfullyParsed is true
+
+TEST COMPLETE
+