Deprecate -webkit-appearance keywords for arbitrary elements

For many keywords, this CL just apply blink::Deprecation to
existing counters.

Exceptions:
* Split ButtonForOthers into three
  - ButtonForBootstrapLooseSelector
  - ButtonForSelect
  - ButtonForOthers2
 and deprecate the second one.

* Add ListboxForOthers and MeterForOthers counters, and
  deprecate them.
  They are capped by kCSSValueAppearanceNoImplementationSkipBorder


Approved intent thread: https://groups.google.com/a/chromium.org/d/msg/blink-dev/1d9FpHEVI64/VSELVHzbAQAJ


Bug: 981720
Change-Id: Iec89d2bce70d2d86fd4630fb35d34798aac72af2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1705274Reviewed-by: Yoshifumi Inoue <yosin@chromium.org>
Commit-Queue: Kent Tamura <tkent@chromium.org>
Cr-Commit-Position: refs/heads/master@{#678588}

third_party/blink/public/mojom/web_feature/web_feature.mojom

@@ -2346,6 +2346,11 @@ enum WebFeature {
   kV8Database_Transaction_Method = 2960,
   kV8Database_ReadTransaction_Method = 2961,
   kV8SQLTransaction_ExecuteSql_Method = 2962,
+  kCSSValueAppearanceButtonForBootstrapLooseSelectorRendered = 2963,
+  kCSSValueAppearanceButtonForOthers2Rendered = 2964,
+  kCSSValueAppearanceButtonForSelectRendered = 2965,
+  kCSSValueAppearanceListboxForOthersRendered = 2966,
+  kCSSValueAppearanceMeterForOthersRendered = 2967,
 
   // Add new features immediately above this line. Don't change assigned
   // numbers of any item, and don't reuse removed slots.

third_party/blink/renderer/core/frame/deprecation.cc

@@ -5,6 +5,7 @@
 #include "third_party/blink/renderer/core/frame/deprecation.h"
 
 #include <bitset>
+#include "build/build_config.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "third_party/blink/public/mojom/feature_policy/feature_policy.mojom-blink.h"
 #include "third_party/blink/public/mojom/reporting/reporting.mojom-blink.h"
@@ -579,6 +580,147 @@ DeprecationInfo GetDeprecationInfo(WebFeature feature) {
                              "4532810371039232 for details.",
                              MilestoneString(kM79))};
 
+    case WebFeature::kCSSValueAppearanceCheckboxForOthersRendered:
+      return {"CSSValueAppearanceCheckboxForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: checkbox' for elements other "
+                            "than input[type=checkbox]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceRadioForOthersRendered:
+      return {"CSSValueAppearanceRadioForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: radio' for elements other "
+                            "than input[type=radio]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearancePushButtonForOthersRendered:
+      return {
+          "CSSValueAppearancePushButtonForOthersRendered", kM79,
+          WillBeRemoved(
+              "'-webkit-appearance: push-button' for elements other than "
+              "input[type=button], input[type=reset], and input[type=submit]",
+              kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSquareButtonForOthersRendered:
+      return {"CSSValueAppearanceSquareButtonForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: square-button' for elements "
+                            "other than input[type=color]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceButtonForAnchor:
+      return {"CSSValueAppearanceSquareButtonForAnchor", kM79,
+              WillBeRemoved("'-webkit-appearance: button' for a", kM79,
+                            "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceButtonForSelectRendered:
+      return {
+          "CSSValueAppearanceButtonForSelectRendered", kM79,
+          WillBeRemoved("'-webkit-appearance: button' for drop-down box select",
+                        kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceInnerSpinButtonForOthersRendered:
+      return {"CSSValueAppearanceInnerSpinButtonForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: inner-spin-button' for "
+                            "elements other than :-webkit-inner-spin-button",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceListboxForOthersRendered:
+      return {"CSSValueAppearanceListboxForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: listbox' for "
+                            "elements other than listbox select",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceMenuListForOthersRendered:
+      return {
+        "CSSValueAppearanceMenuListForOthersRendered", kM79,
+            WillBeRemoved(
+#if defined(OS_ANDROID)
+                "'-webkit-appearance: menulist' for elements other "
+                "than drop-down box select, input[type=color][list], "
+                "input[type=date], "
+                "input[type=datetime-local], input[type=month], "
+                "input[type=time], and input[type=week]",
+#else
+                "'-webkit-appearance: menulist' for elements other "
+                "than select and input[type=color][list]",
+#endif
+                kM79, "5070237827334144")
+      };
+    case WebFeature::kCSSValueAppearanceMenuListButtonForOthersRendered:
+      return {
+        "CSSValueAppearanceMenuListButtonForOthersRendered", kM79,
+            WillBeRemoved(
+#if defined(OS_ANDROID)
+                "'-webkit-appearance: menulist-button' for elements other "
+                "than drop-down box select, input[type=color][list], "
+                "input[type=date], "
+                "input[type=datetime-local], input[type=month], "
+                "input[type=time], and input[type=week]",
+#else
+                "'-webkit-appearance: menulist-button' for elements other "
+                "than select and input[type=color][list]",
+#endif
+                kM79, "5070237827334144")
+      };
+    case WebFeature::kCSSValueAppearanceMeterForOthersRendered:
+      return {"CSSValueAppearanceMeterForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: meter' for "
+                            "elements other than meter",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceProgressBarForOthersRendered:
+      return {"CSSValueAppearanceProgressBarForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: progress-bar' for "
+                            "elements other than progress",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSliderHorizontalForOthersRendered:
+      return {"CSSValueAppearanceSliderHorizontalForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: slider-horizontal' for "
+                            "elements other than input[type=range]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSliderVerticalForOthersRendered:
+      return {"CSSValueAppearanceSliderVerticalForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: slider-vertical' for "
+                            "elements other than input[type=range]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSliderThumbHorizontalForOthersRendered:
+      return {"CSSValueAppearanceSliderThumbHorizontalForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: sliderthumb-horizontal' for "
+                            "elements other than ::-webkit-slider-thumb and "
+                            "::-webkit-media-slider-thumb",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSliderThumbVerticalForOthersRendered:
+      return {"CSSValueAppearanceSliderThumbVerticalForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: sliderthumb-vertical' for "
+                            "elements other than ::-webkit-slider-thumb and "
+                            "::-webkit-media-slider-thumb",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSearchFieldForOthersRendered:
+      return {"CSSValueAppearanceSearchFieldForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: searchfield' for "
+                            "elements other than input[type=search]",
+                            kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceSearchCancelForOthers2Rendered:
+      return {
+          "CSSValueAppearanceSearchCancelForOthers2Rendered", kM79,
+          WillBeRemoved("'-webkit-appearance: searchfield-cancel-button' for "
+                        "elements other than ::-webkit-clear-button and "
+                        "::-webkit-search-cancel-button",
+                        kM79, "5070237827334144")};
+    case WebFeature::kCSSValueAppearanceTextFieldForOthersRendered:
+      return {
+        "CSSValueAppearanceTextFieldForOthersRendered", kM79,
+            WillBeRemoved(
+                "'-webkit-appearance: textfield' for "
+#if defined(OS_ANDROID)
+                "elements other than input[type=email], input[type=number], "
+                "input[type=password], input[type=search], input[type=tel], "
+                "input[type=text], input[type=url]",
+#else
+                "elements other than input[type=email], input[type=number], "
+                "input[type=password], input[type=search], input[type=tel], "
+                "input[type=text], input[type=url], input[type=date], "
+                "input[type=datetime-local], input[type=month], "
+                "input[type=time], and input[type=week]",
+#endif
+                kM79, "5070237827334144")
+      };
+    case WebFeature::kCSSValueAppearanceTextAreaForOthersRendered:
+      return {"CSSValueAppearanceTextAreaForOthersRendered", kM79,
+              WillBeRemoved("'-webkit-appearance: textarea' for "
+                            "elements other than textarea",
+                            kM79, "5070237827334144")};
+
     // Features that aren't deprecated don't have a deprecation message.
     default:
       return {"NotDeprecated", kUnknown, ""};

third_party/blink/renderer/core/paint/theme_painter.cc

@@ -24,6 +24,7 @@
 #include "build/build_config.h"
 #include "third_party/blink/public/platform/platform.h"
 #include "third_party/blink/public/platform/web_rect.h"
+#include "third_party/blink/renderer/core/frame/deprecation.h"
 #include "third_party/blink/renderer/core/frame/local_frame_view.h"
 #include "third_party/blink/renderer/core/html/forms/html_data_list_element.h"
 #include "third_party/blink/renderer/core/html/forms/html_data_list_options_collection.h"
@@ -95,6 +96,9 @@ ThemePainter::ThemePainter() = default;
 
 #define COUNT_APPEARANCE(doc, feature) \
   doc.CountUse(WebFeature::kCSSValueAppearance##feature##Rendered)
+#define DEPRECATE_APPEARANCE(doc, feature) \
+  Deprecation::CountDeprecation(           \
+      doc, WebFeature::kCSSValueAppearance##feature##Rendered)
 
 void CountAppearanceTextFieldPart(const Node* node) {
   if (!node) {
@@ -114,7 +118,11 @@ void CountAppearanceTextFieldPart(const Node* node) {
       feature = WebFeature::kCSSValueAppearanceTextFieldForTemporalRendered;
     }
   }
-  UseCounter::Count(node->GetDocument(), feature);
+  if (feature == WebFeature::kCSSValueAppearanceTextFieldForOthersRendered) {
+    Deprecation::CountDeprecation(node->GetDocument(), feature);
+  } else {
+    UseCounter::Count(node->GetDocument(), feature);
+  }
 }
 
 // Returns true; Needs CSS painting and/or PaintBorderOnly().
@@ -131,7 +139,8 @@ bool ThemePainter::Paint(const LayoutObject& o,
 
   if (part == kButtonPart && node) {
     if (IsHTMLAnchorElement(node)) {
-      UseCounter::Count(doc, WebFeature::kCSSValueAppearanceButtonForAnchor);
+      Deprecation::CountDeprecation(
+          doc, WebFeature::kCSSValueAppearanceButtonForAnchor);
       COUNT_APPEARANCE(doc, ButtonForNonButton);
     } else if (IsHTMLButtonElement(node)) {
       UseCounter::Count(doc, WebFeature::kCSSValueAppearanceButtonForButton);
@@ -144,6 +153,19 @@ bool ThemePainter::Paint(const LayoutObject& o,
     } else {
       COUNT_APPEARANCE(doc, ButtonForNonButton);
       COUNT_APPEARANCE(doc, ButtonForOthers);
+      if (IsA<HTMLSelectElement>(node) &&
+          To<HTMLSelectElement>(node)->UsesMenuList()) {
+        DEPRECATE_APPEARANCE(doc, ButtonForSelect);
+      } else {
+        const AtomicString& type =
+            To<Element>(node)->FastGetAttribute(html_names::kTypeAttr);
+        // https://github.com/twbs/bootstrap/pull/29053
+        if (type == "button" || type == "reset" || type == "submit") {
+          COUNT_APPEARANCE(doc, ButtonForBootstrapLooseSelector);
+        } else {
+          COUNT_APPEARANCE(doc, ButtonForOthers2);
+        }
+      }
     }
   }
 
@@ -153,28 +175,28 @@ bool ThemePainter::Paint(const LayoutObject& o,
       COUNT_APPEARANCE(doc, Checkbox);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kCheckbox)
-        COUNT_APPEARANCE(doc, CheckboxForOthers);
+        DEPRECATE_APPEARANCE(doc, CheckboxForOthers);
       return PaintCheckbox(node, o.GetDocument(), style, paint_info, r);
     }
     case kRadioPart: {
       COUNT_APPEARANCE(doc, Radio);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kRadio)
-        COUNT_APPEARANCE(doc, RadioForOthers);
+        DEPRECATE_APPEARANCE(doc, RadioForOthers);
       return PaintRadio(node, o.GetDocument(), style, paint_info, r);
     }
     case kPushButtonPart: {
       COUNT_APPEARANCE(doc, PushButton);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || !input->IsTextButton())
-        COUNT_APPEARANCE(doc, PushButtonForOthers);
+        DEPRECATE_APPEARANCE(doc, PushButtonForOthers);
       return PaintButton(node, o.GetDocument(), style, paint_info, r);
     }
     case kSquareButtonPart: {
       COUNT_APPEARANCE(doc, SquareButton);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kColor)
-        COUNT_APPEARANCE(doc, SquareButtonForOthers);
+        DEPRECATE_APPEARANCE(doc, SquareButtonForOthers);
       return PaintButton(node, o.GetDocument(), style, paint_info, r);
     }
     case kButtonPart:
@@ -183,34 +205,37 @@ bool ThemePainter::Paint(const LayoutObject& o,
     case kInnerSpinButtonPart: {
       COUNT_APPEARANCE(doc, InnerSpinButton);
       if (!DynamicTo<SpinButtonElement>(node))
-        COUNT_APPEARANCE(doc, InnerSpinButtonForOthers);
+        DEPRECATE_APPEARANCE(doc, InnerSpinButtonForOthers);
       return PaintInnerSpinButton(node, style, paint_info, r);
     }
     case kMenulistPart:
       COUNT_APPEARANCE(doc, MenuList);
       if (!IsHTMLSelectElement(node) && !IsMenulistInput(node))
-        COUNT_APPEARANCE(doc, MenuListForOthers);
+        DEPRECATE_APPEARANCE(doc, MenuListForOthers);
       return PaintMenuList(node, o.GetDocument(), style, paint_info, r);
     case kMeterPart:
+      if (node && !IsA<HTMLMeterElement>(node) &&
+          !IsA<HTMLMeterElement>(node->OwnerShadowHost()))
+        DEPRECATE_APPEARANCE(doc, MeterForOthers);
       return true;
     case kProgressBarPart:
       COUNT_APPEARANCE(doc, ProgressBar);
       if (!o.IsProgress())
-        COUNT_APPEARANCE(doc, ProgressBarForOthers);
+        DEPRECATE_APPEARANCE(doc, ProgressBarForOthers);
       // Note that |-webkit-appearance: progress-bar| works only for <progress>.
       return PaintProgressBar(o, paint_info, r);
     case kSliderHorizontalPart: {
       COUNT_APPEARANCE(doc, SliderHorizontal);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kRange)
-        COUNT_APPEARANCE(doc, SliderHorizontalForOthers);
+        DEPRECATE_APPEARANCE(doc, SliderHorizontalForOthers);
       return PaintSliderTrack(o, paint_info, r);
     }
     case kSliderVerticalPart: {
       COUNT_APPEARANCE(doc, SliderVertical);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kRange)
-        COUNT_APPEARANCE(doc, SliderVerticalForOthers);
+        DEPRECATE_APPEARANCE(doc, SliderVerticalForOthers);
       return PaintSliderTrack(o, paint_info, r);
     }
     case kSliderThumbHorizontalPart: {
@@ -218,7 +243,7 @@ bool ThemePainter::Paint(const LayoutObject& o,
       auto* input =
           ToHTMLInputElementOrNull(node ? node->OwnerShadowHost() : nullptr);
       if (!input || input->type() != input_type_names::kRange)
-        COUNT_APPEARANCE(doc, SliderThumbHorizontalForOthers);
+        DEPRECATE_APPEARANCE(doc, SliderThumbHorizontalForOthers);
       return PaintSliderThumb(node, style, paint_info, r);
     }
     case kSliderThumbVerticalPart: {
@@ -226,7 +251,7 @@ bool ThemePainter::Paint(const LayoutObject& o,
       auto* input =
           ToHTMLInputElementOrNull(node ? node->OwnerShadowHost() : nullptr);
       if (!input || input->type() != input_type_names::kRange)
-        COUNT_APPEARANCE(doc, SliderThumbVerticalForOthers);
+        DEPRECATE_APPEARANCE(doc, SliderThumbVerticalForOthers);
       return PaintSliderThumb(node, style, paint_info, r);
     }
     case kMediaSliderPart:
@@ -250,14 +275,14 @@ bool ThemePainter::Paint(const LayoutObject& o,
         const auto& doc = node->GetDocument();
         COUNT_APPEARANCE(doc, TextArea);
         if (!IsHTMLTextAreaElement(node))
-          COUNT_APPEARANCE(doc, TextAreaForOthers);
+          DEPRECATE_APPEARANCE(doc, TextAreaForOthers);
       }
       return PaintTextArea(node, style, paint_info, r);
     case kSearchFieldPart: {
       COUNT_APPEARANCE(doc, SearchField);
       auto* input = ToHTMLInputElementOrNull(node);
       if (!input || input->type() != input_type_names::kSearch)
-        COUNT_APPEARANCE(doc, SearchFieldForOthers);
+        DEPRECATE_APPEARANCE(doc, SearchFieldForOthers);
       return PaintSearchField(node, style, paint_info, r);
     }
     case kSearchFieldCancelButtonPart: {
@@ -265,7 +290,7 @@ bool ThemePainter::Paint(const LayoutObject& o,
       auto* element = DynamicTo<Element>(node);
       if (!element || !element->OwnerShadowHost()) {
         COUNT_APPEARANCE(doc, SearchCancelForOthers);
-        COUNT_APPEARANCE(doc, SearchCancelForOthers2);
+        DEPRECATE_APPEARANCE(doc, SearchCancelForOthers2);
       } else {
         const AtomicString& shadow_id =
             element->FastGetAttribute(html_names::kIdAttr);
@@ -275,11 +300,16 @@ bool ThemePainter::Paint(const LayoutObject& o,
           COUNT_APPEARANCE(doc, SearchCancelForOthers);
         } else {
           COUNT_APPEARANCE(doc, SearchCancelForOthers);
-          COUNT_APPEARANCE(doc, SearchCancelForOthers2);
+          DEPRECATE_APPEARANCE(doc, SearchCancelForOthers2);
         }
       }
       return PaintSearchFieldCancelButton(o, paint_info, r);
     }
+    case kListboxPart:
+      if (!IsA<HTMLSelectElement>(node) ||
+          To<HTMLSelectElement>(node)->UsesMenuList())
+        DEPRECATE_APPEARANCE(doc, ListboxForOthers);
+      return true;
     default:
       break;
   }
@@ -309,7 +339,7 @@ bool ThemePainter::PaintBorderOnly(const Node* node,
         const auto& doc = node->GetDocument();
         COUNT_APPEARANCE(doc, TextArea);
         if (!IsHTMLTextAreaElement(node))
-          COUNT_APPEARANCE(doc, TextAreaForOthers);
+          DEPRECATE_APPEARANCE(doc, TextAreaForOthers);
       }
       return PaintTextArea(node, style, paint_info, r);
     case kMenulistButtonPart:
@@ -355,7 +385,7 @@ bool ThemePainter::PaintDecorations(const Node* node,
     case kMenulistButtonPart:
       COUNT_APPEARANCE(document, MenuListButton);
       if (!IsHTMLSelectElement(node) && !IsMenulistInput(node))
-        COUNT_APPEARANCE(document, MenuListButtonForOthers);
+        DEPRECATE_APPEARANCE(document, MenuListButtonForOthers);
       return PaintMenuListButton(node, document, style, paint_info, r);
     case kTextFieldPart:
     case kTextAreaPart:

third_party/blink/web_tests/fast/css/invalid-appearance-expected.txt

+CONSOLE WARNING: '-webkit-appearance: checkbox' for elements other than input[type=checkbox] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: radio' for elements other than input[type=radio] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: push-button' for elements other than input[type=button], input[type=reset], and input[type=submit] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: square-button' for elements other than input[type=color] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: button' for a is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: button' for drop-down box select is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: inner-spin-button' for elements other than :-webkit-inner-spin-button is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: listbox' for elements other than listbox select is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: menulist' for elements other than select and input[type=color][list] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: menulist-button' for elements other than select and input[type=color][list] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: meter' for elements other than meter is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: progress-bar' for elements other than progress is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: slider-horizontal' for elements other than input[type=range] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: slider-vertical' for elements other than input[type=range] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: sliderthumb-horizontal' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: sliderthumb-vertical' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: searchfield' for elements other than input[type=search] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: searchfield-cancel-button' for elements other than ::-webkit-clear-button and ::-webkit-search-cancel-button is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: textfield' for elements other than input[type=email], input[type=number], input[type=password], input[type=search], input[type=tel], input[type=text], input[type=url], input[type=date], input[type=datetime-local], input[type=month], input[type=time], and input[type=week] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: textarea' for elements other than textarea is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+
+
+
+See if we have deprecation messages for -webkit-appearance.
+
+         menulist           

third_party/blink/web_tests/fast/css/invalid-appearance-progress-bar-meter-expected.txt

+CONSOLE WARNING: '-webkit-appearance: progress-bar' for elements other than progress is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: meter' for elements other than meter is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 PASS if it doesn't crash. See Bug 40158.
 
 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

third_party/blink/web_tests/fast/css/invalid-appearance.html

+<!DOCTYPE html>
+<style>
+span, a {
+  display: inline-block;
+  width: 1em;
+  height: 1em;
+}
+</style>
+<body>
+<br>
+<p>See if we have deprecation messages for -webkit-appearance.</p>
+
+<span style="-webkit-appearance: checkbox"></span>
+<span style="-webkit-appearance: radio"></span>
+<span style="-webkit-appearance: push-button"></span>
+<span style="-webkit-appearance: square-button"></span>
+<a style="-webkit-appearance: button"></a>
+<select style="-webkit-appearance: button"></select>
+<span style="-webkit-appearance: inner-spin-button"></span>
+<select style="-webkit-appearance: listbox"></select>
+<span style="-webkit-appearance: listbox"></span>
+<!-- font and height are necessary to avoid fallback to 'menulist-button'. -->
+<span style="-webkit-appearance: menulist; font: -webkit-small-control; height: auto">menulist</span>
+<span style="-webkit-appearance: menulist-button"></span>
+<span style="-webkit-appearance: meter"></span>
+<span style="-webkit-appearance: progress-bar"></span>
+<span style="-webkit-appearance: slider-horizontal"></span>
+<span style="-webkit-appearance: slider-vertical"></span>
+<span style="-webkit-appearance: sliderthumb-horizontal"></span>
+<span style="-webkit-appearance: sliderthumb-vertical"></span>
+<span style="-webkit-appearance: searchfield"></span>
+<span style="-webkit-appearance: searchfield-cancel-button"></span>
+<textarea style="-webkit-appearance: textfield"></textarea>
+<input style="-webkit-appearance: textarea">
+
+<script>
+testRunner.dumpAsText();
+</script>
+</body>

third_party/blink/web_tests/fast/css/square-button-appearance-expected.txt

+CONSOLE WARNING: '-webkit-appearance: square-button' for elements other than input[type=color] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.

third_party/blink/web_tests/fast/forms/datalist/slider-appearance-with-ticks-crash-expected.txt

+CONSOLE WARNING: '-webkit-appearance: slider-vertical' for elements other than input[type=range] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: slider-horizontal' for elements other than input[type=range] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 No crash means test PASS.
 
  

third_party/blink/web_tests/fast/forms/file/file-style-inheritance-expected.txt

+CONSOLE WARNING: '-webkit-appearance: square-button' for elements other than input[type=color] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 Tests internal components of a file upload control correctly inherit the style of the container input element.
 
 PASS document.defaultView.getComputedStyle(button1, null).getPropertyValue("font-size") is "30px"

third_party/blink/web_tests/fast/forms/range/slider-appearance-crash-expected.txt

+CONSOLE WARNING: '-webkit-appearance: slider-horizontal' for elements other than input[type=range] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 Checks that slider appearance on regular node doesn't crash.

third_party/blink/web_tests/fast/forms/range/thumbslider-crash-expected.txt

+CONSOLE WARNING: '-webkit-appearance: sliderthumb-horizontal' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 PASS If this test does not crash. http://bugs.webkit.org/show_bug.cgi?id=12045

third_party/blink/web_tests/fast/forms/range/thumbslider-no-parent-slider-expected.txt

+CONSOLE WARNING: '-webkit-appearance: sliderthumb-horizontal' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+CONSOLE WARNING: '-webkit-appearance: sliderthumb-vertical' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.

third_party/blink/web_tests/fast/text/whitespace/pre-block-normal-inline-crash-2-expected.txt

+CONSOLE WARNING: '-webkit-appearance: sliderthumb-vertical' for elements other than ::-webkit-slider-thumb and ::-webkit-media-slider-thumb is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 This test passes if it does not CRASH.

third_party/blink/web_tests/paint/invalidation/selection/multiple-body-remove-selection-crash-expected.txt

+CONSOLE WARNING: '-webkit-appearance: radio' for elements other than input[type=radio] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 

third_party/blink/web_tests/paint/theme/anonymous-element-menulist-painting-expected.txt

+CONSOLE WARNING: '-webkit-appearance: menulist-button' for elements other than select and input[type=color][list] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
 

third_party/blink/web_tests/platform/win/paint/theme/anonymous-element-menulist-painting-expected.txt

+CONSOLE WARNING: '-webkit-appearance: menulist' for elements other than select and input[type=color][list] is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.
+

third_party/blink/web_tests/scrollbars/custom-scrollbar-appearance-property-expected.txt

+CONSOLE WARNING: '-webkit-appearance: searchfield-cancel-button' for elements other than ::-webkit-clear-button and ::-webkit-search-cancel-button is deprecated and will be removed in M79, around December 2019. See https://www.chromestatus.com/features/5070237827334144 for more details.

tools/metrics/histograms/enums.xml

@@ -23909,6 +23909,12 @@ Called by update_net_error_codes.py.-->
   <int value="2960" label="V8Database_Transaction_Method"/>
   <int value="2961" label="V8Database_ReadTransaction_Method"/>
   <int value="2962" label="V8SQLTransaction_ExecuteSql_Method"/>
+  <int value="2963"
+      label="CSSValueAppearanceButtonForBootstrapLooseSelectorRendered"/>
+  <int value="2964" label="CSSValueAppearanceButtonForOthers2Rendered"/>
+  <int value="2965" label="CSSValueAppearanceButtonForSelectRendered"/>
+  <int value="2966" label="CSSValueAppearanceListboxForOthersRendered"/>
+  <int value="2967" label="CSSValueAppearanceMeterForOthersRendered"/>
 </enum>
 
 <enum name="FeaturePolicyAllowlistType">