Remove mail blockquote special case handling.

LayoutTests/editing/execCommand/enabling-and-selection-expected.txt

Index: LayoutTests/editing/execCommand/enabling-and-selection-expected.txt
diff --git a/LayoutTests/editing/execCommand/enabling-and-selection-expected.txt b/LayoutTests/editing/execCommand/enabling-and-selection-expected.txt
deleted file mode 100644
index 4bb1407174c0953503f63e351be9f1049a8eb809..0000000000000000000000000000000000000000
--- a/LayoutTests/editing/execCommand/enabling-and-selection-expected.txt
+++ /dev/null
@@ -1,51 +0,0 @@
-This tests enabling of execCommand commands based on whether the selection is a caret or range or in editable content.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-PASS whenEnabled('FindString') is 'always'
-PASS whenEnabled('Print') is 'always'
-PASS whenEnabled('SelectAll') is 'always'
-PASS whenEnabled('Transpose') is 'caret'
-PASS whenEnabled('Copy') is 'range'
-PASS whenEnabled('Cut') is 'editable range'
-PASS whenEnabled('RemoveFormat') is 'editable range'
-PASS whenEnabled('Delete') is 'editable'
-PASS whenEnabled('FontName') is 'editable'
-PASS whenEnabled('FontSize') is 'editable'
-PASS whenEnabled('FontSizeDelta') is 'editable'
-PASS whenEnabled('ForwardDelete') is 'editable'
-PASS whenEnabled('InsertHTML') is 'editable'
-PASS whenEnabled('InsertParagraph') is 'editable'
-PASS whenEnabled('InsertText') is 'editable'
-PASS whenEnabled('BackColor') is 'richly editable'
-PASS whenEnabled('Bold') is 'richly editable'
-PASS whenEnabled('CreateLink') is 'richly editable'
-PASS whenEnabled('ForeColor') is 'richly editable'
-PASS whenEnabled('FormatBlock') is 'richly editable'
-PASS whenEnabled('HiliteColor') is 'richly editable'
-PASS whenEnabled('Indent') is 'richly editable'
-PASS whenEnabled('InsertHorizontalRule') is 'richly editable'
-PASS whenEnabled('InsertImage') is 'richly editable'
-PASS whenEnabled('InsertNewlineInQuotedContent') is 'richly editable'
-PASS whenEnabled('InsertOrderedList') is 'richly editable'
-PASS whenEnabled('InsertUnorderedList') is 'richly editable'
-PASS whenEnabled('Italic') is 'richly editable'
-PASS whenEnabled('JustifyCenter') is 'richly editable'
-PASS whenEnabled('JustifyFull') is 'richly editable'
-PASS whenEnabled('JustifyLeft') is 'richly editable'
-PASS whenEnabled('JustifyNone') is 'richly editable'
-PASS whenEnabled('JustifyRight') is 'richly editable'
-PASS whenEnabled('Outdent') is 'richly editable'
-PASS whenEnabled('Strikethrough') is 'richly editable'
-PASS whenEnabled('Subscript') is 'richly editable'
-PASS whenEnabled('Superscript') is 'richly editable'
-PASS whenEnabled('Underline') is 'richly editable'
-PASS whenEnabled('Paste') is 'editable'
-PASS whenEnabled('PasteAndMatchStyle') is 'editable'
-PASS whenEnabled('Unlink') is 'richly editable range'
-PASS whenEnabled('Unselect') is 'visible'
-PASS successfullyParsed is true
-
-TEST COMPLETE
-