Added parser part of all shorthand property.

Added parser part of all shorthand property.

- added "all" property to CSSProperties.in and so on.
- added "unset" CSSValue. "unset" is defined in all spec.

all spec: http://dev.w3.org/csswg/css-cascade/#all-shorthand

BUG=172051
TEST=fast/css/all-shorthand-css-text.html,fast/css/all-shorthand.html,fast/css/getComputedStyle/getComputedStyle-all.html

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=176289

[tasak, 2014-06-16 07:16:50]

Would you review this CL?

This depends on https://codereview.chromium.org/335733003/.

However, I think this patch could be reviewed in parallel.

[dglazkov, 2014-06-16 15:29:41]

lgtm

[dglazkov, 2014-06-16 15:30:00]

The CQ bit was checked by dglazkov@chromium.org

[commit-bot: I haz the power, 2014-06-16 15:30:45]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tasak@google.com/338023002/1

[commit-bot: I haz the power, 2014-06-16 15:30:57]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-06-16 15:30:58]

Failed to apply patch for
LayoutTests/fast/css/all-shorthand-css-text-expected.txt:
While running patch -p1 --forward --force --no-backup-if-mismatch;
  The next patch would create the file
LayoutTests/fast/css/all-shorthand-css-text-expected.txt,
  which already exists!  Skipping patch.
  1 out of 1 hunk ignored

Patch:   N   LayoutTests/fast/css/all-shorthand-css-text-expected.txt
Index: LayoutTests/fast/css/all-shorthand-css-text-expected.txt
diff --git a/LayoutTests/fast/css/all-shorthand-css-text-expected.txt
b/LayoutTests/fast/css/all-shorthand-css-text-expected.txt
new file mode 100644
index
0000000000000000000000000000000000000000..9514dccfe7c975604956b462371a2a6c2d69a98c
--- /dev/null
+++ b/LayoutTests/fast/css/all-shorthand-css-text-expected.txt
@@ -0,0 +1,53 @@
+Test for crbug.com/172051: all shorthand property.
+
+On success, you will see a series of "PASS" messages, followed by "TEST
COMPLETE".
+
+
+PASS cssRules.length is 16
+FAIL cssRules[0].cssText should be div { all: initial; }. Was div { }.
+PASS cssRules[1].cssText is not "div { all: initial; color: red; }"
+PASS contains(cssRules[1].cssText, "color: red;") is true
+FAIL contains(cssRules[1].cssText, "background: initial;") should be true. Was
false.
+PASS contains(cssRules[1].cssText, "direction: ") is false
+PASS contains(cssRules[1].cssText, "unicode-bidi: ") is false
+FAIL cssRules[2].cssText should be div { all: initial; }. Was div { color: red;
}.
+FAIL cssRules[3].cssText should be div { all: initial !important; }. Was div {
color: red; }.
+PASS cssRules[4].cssText is not "div { all: initial; color: red !important; }"
+PASS contains(cssRules[4].cssText, "color: red !important;") is true
+FAIL contains(cssRules[4].cssText, "background: initial;") should be true. Was
false.
+PASS contains(cssRules[4].cssText, "direction: ") is false
+PASS contains(cssRules[4].cssText, "unicode-bidi: ") is false
+FAIL cssRules[5].cssText should be div { all: inherit; }. Was div { }.
+PASS cssRules[6].cssText is not "div { all: inherit; color: red; }"
+PASS contains(cssRules[6].cssText, "color: red;") is true
+PASS contains(cssRules[6].cssText, "direction: ") is false
+PASS contains(cssRules[6].cssText, "unicode-bidi: ") is false
+FAIL cssRules[7].cssText should be div { all: inherit; }. Was div { color: red;
}.
+FAIL cssRules[8].cssText should be div { all: inherit !important; }. Was div {
color: red; }.
+PASS cssRules[9].cssText is not "div { all: inherit; color: red !important; }"
+PASS contains(cssRules[9].cssText, "color: red !important") is true
+FAIL contains(cssRules[9].cssText, "background: inherit;") should be true. Was
false.
+PASS contains(cssRules[9].cssText, "direction: ") is false
+PASS contains(cssRules[9].cssText, "unicode-bidi: ") is false
+PASS cssRules[10].cssText is "div { }"
+FAIL cssRules[11].cssText should be div { all: initial; direction: rtl; }. Was
div { direction: rtl; }.
+FAIL cssRules[12].cssText should be div { direction: ltr; unicode-bidi:
bidi-override; all: initial !important; }. Was div { direction: ltr;
unicode-bidi: bidi-override; }.
+PASS contains(cssRules[13].cssText, "all: initial;") is false
+PASS contains(cssRules[13].cssText, "direction: ltr;") is true
+PASS contains(cssRules[13].cssText, "color: red;") is true
+PASS contains(cssRules[14].cssText, "all: initial;") is false
+PASS contains(cssRules[14].cssText, "font: initial;") is false
+FAIL contains(cssRules[14].cssText, "font-family: initial;") should be true.
Was false.
+PASS contains(cssRules[15].cssText, "all: initial;") is false
+PASS contains(cssRules[14].cssText, "font: initial;") is false
+PASS contains(cssRules[14].cssText, "marker: initial;") is false
+PASS contains(cssRules[15].cssText, "width: inherit;") is true
+FAIL contains(cssRules[15].cssText, "min-width: initial;") should be true. Was
false.
+FAIL contains(cssRules[15].cssText, "max-width: initial;") should be true. Was
false.
+FAIL contains(cssRules[15].cssText, "marker-start: initial;") should be true.
Was false.
+FAIL contains(cssRules[15].cssText, "marker-mid: initial;") should be true. Was
false.
+FAIL contains(cssRules[15].cssText, "marker-end: initial;") should be true. Was
false.
+PASS successfullyParsed is true
+
+TEST COMPLETE
+

[tasak, 2014-06-17 06:01:35]

Thank you for reviewing.

I fixed the patch conflict.

[tasak, 2014-06-17 06:01:37]

The CQ bit was checked by tasak@google.com

[commit-bot: I haz the power, 2014-06-17 06:02:25]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/tasak@google.com/338023002/20001

[commit-bot: I haz the power, 2014-06-17 07:13:59]

Change committed as 176289