DevTools: text node rendering in the console regressed when migrated to promises.

LayoutTests/inspector/console/console-format-expected.txt

 CONSOLE MESSAGE: line 26: test,test2,,,test4,,,,,
 CONSOLE MESSAGE: line 27: %o
 CONSOLE MESSAGE: line 28: %O
 CONSOLE MESSAGE: line 29: Test for zero "%f" in formatter
 CONSOLE MESSAGE: line 30: %% self-escape1
 CONSOLE MESSAGE: line 31: %%s self-escape2
 CONSOLE MESSAGE: line 32: %%ss self-escape3
 CONSOLE MESSAGE: line 33: %%s%s%%s self-escape4
 CONSOLE MESSAGE: line 34: %%%%% self-escape5
 CONSOLE MESSAGE: line 35: %%%s self-escape6
@@ skipping 62 matching lines @@
 CONSOLE MESSAGE: line 12: [object Object]
 CONSOLE MESSAGE: line 13: [object Object]
 CONSOLE MESSAGE: line 12: function () {}
 CONSOLE MESSAGE: line 13: function () {}
 CONSOLE MESSAGE: line 12: 42
 CONSOLE MESSAGE: line 13: 42
 CONSOLE MESSAGE: line 12: abc
 CONSOLE MESSAGE: line 13: abc
 CONSOLE MESSAGE: line 12: [object Uint16Array]
 CONSOLE MESSAGE: line 13: [object Uint16Array]
+CONSOLE MESSAGE: line 12: [object Text]
+CONSOLE MESSAGE: line 13: [object Text]
 Tests that console logging dumps proper messages.
 
  console-format.html:26 Array[10]0: "test"1: "test2"4: "test4"foo: Objectlength: 10__proto__: Array[0]
 console-format.html:27 Array[10]0: "test"1: "test2"4: "test4"foo: Objectlength: 10__proto__: Array[0]
 console-format.html:28 Array[10]0: "test"1: "test2"4: "test4"foo: Objectlength: 10__proto__: Array[0]
 console-format.html:29 Test for zero "0" in formatter
 console-format.html:30 % self-escape1 dummy
 console-format.html:31 %s self-escape2 dummy
 console-format.html:32 %ss self-escape3 dummy
 console-format.html:33 %sdummy%s self-escape4
@@ skipping 132 matching lines @@
 globals[31]
 Number {[[PrimitiveValue]]: 42}
 console-format.html:12 String {0: "a", 1: "b", 2: "c", length: 3, [[PrimitiveValue]]: "abc"}
 console-format.html:13 [String]0: Stringlength: 1__proto__: Array[0]
 globals[32]
 String {0: "a", 1: "b", 2: "c", length: 3, [[PrimitiveValue]]: "abc"}
 console-format.html:12 [1, 2, 3]
 console-format.html:13 [Uint16Array[3]]0: Uint16Array[3]length: 1__proto__: Array[0]
 globals[33]
 [1, 2, 3]
+console-format.html:12 #text
+console-format.html:13 [text]0: textlength: 1__proto__: Array[0]
+globals[34]
+#text