Implement ::placeholder CSS selector.

third_party/WebKit/LayoutTests/platform/mac/fast/forms/text/placeholder-pseudo-style-expected.txt

Index: third_party/WebKit/LayoutTests/platform/mac/fast/forms/text/placeholder-pseudo-style-expected.txt
diff --git a/third_party/WebKit/LayoutTests/platform/mac/fast/forms/text/placeholder-pseudo-style-expected.txt b/third_party/WebKit/LayoutTests/platform/mac/fast/forms/text/placeholder-pseudo-style-expected.txt
deleted file mode 100644
index a204425c9fb5eef10a21d7d0328b2388a95f147e..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/platform/mac/fast/forms/text/placeholder-pseudo-style-expected.txt
+++ /dev/null
@@ -1,65 +0,0 @@
-layer at (0,0) size 800x600
-  LayoutView at (0,0) size 800x600
-layer at (0,0) size 800x600
-  LayoutBlockFlow {HTML} at (0,0) size 800x600
-    LayoutBlockFlow {BODY} at (8,8) size 784x584
-      LayoutText {#text} at (0,0) size 336x18
-        text run at (0,0) width 336: "This tests that you can set the placeholder text color."
-      LayoutBR {BR} at (335,14) size 1x0
-      LayoutTextControl {INPUT} at (0,18) size 131x19 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-      LayoutText {#text} at (131,18) size 4x18
-        text run at (131,18) width 4: " "
-      LayoutTextControl {INPUT} at (135,18) size 133x19 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-        LayoutFlexibleBox {DIV} at (4,3) size 125x13
-          LayoutBlockFlow {DIV} at (0,0) size 113x13
-      LayoutText {#text} at (268,18) size 4x18
-        text run at (268,18) width 4: " "
-      LayoutTextControl {INPUT} at (272,18) size 131x19 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-      LayoutText {#text} at (403,18) size 4x18
-        text run at (403,18) width 4: " "
-      LayoutTextControl {INPUT} at (407,18) size 131x19 [color=#545454] [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-      LayoutText {#text} at (538,18) size 4x18
-        text run at (538,18) width 4: " "
-      LayoutTextControl {INPUT} at (542,18) size 131x19 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-      LayoutText {#text} at (673,18) size 4x18
-        text run at (673,18) width 4: " "
-      LayoutTextControl {INPUT} at (0,37) size 131x19 [bgcolor=#FFFFFF] [border: (2px inset #EEEEEE)]
-      LayoutText {#text} at (0,0) size 0x0
-layer at (11,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13 [color=#640000]
-    LayoutText {#text} at (0,0) size 20x13
-      text run at (0,0) width 20: "text"
-layer at (11,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13
-layer at (147,29) size 113x13
-  LayoutBlockFlow {DIV} at (4,3) size 113x13 [color=#640000]
-    LayoutText {#text} at (0,0) size 35x13
-      text run at (0,0) width 35: "search"
-layer at (147,29) size 113x13
-  LayoutBlockFlow {DIV} at (0,0) size 113x13
-layer at (283,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13 [color=#640000]
-    LayoutText {#text} at (0,0) size 50x13
-      text run at (0,0) width 50: "password"
-layer at (283,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13
-layer at (418,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13 [color=#640000]
-    LayoutText {#text} at (0,0) size 67x13
-      text run at (0,0) width 67: "disabled text"
-layer at (418,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13
-layer at (553,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13 [color=#A9A9A9]
-    LayoutText {#text} at (0,0) size 37x13
-      text run at (0,0) width 37: "default"
-layer at (553,29) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13
-layer at (11,48) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13 [color=#A9A9A9]
-    LayoutText {#text} at (0,0) size 84x13
-      text run at (0,0) width 84: "default disabled"
-layer at (11,48) size 125x13
-  LayoutBlockFlow {DIV} at (3,3) size 125x13
-layer at (261,30) size 11x11 transparent
-  LayoutBlockFlow {DIV} at (114,1) size 11x11