Send deprecation messages for prefixed gradients now that it's possible.

third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp

Index: third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp b/third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp
index a1e71148e69cbcde6f7da7abe247204457c31ca4..69700bdc3245f24afb529c1d887871efe65f1c7d 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp
+++ b/third_party/WebKit/Source/core/css/parser/CSSPropertyParserHelpers.cpp
@@ -1223,13 +1223,12 @@ static CSSValue* consumeGeneratedImage(CSSParserTokenRange& range,
   } else if (id == CSSValueRepeatingRadialGradient) {
     result = consumeRadialGradient(args, context->mode(), Repeating);
   } else if (id == CSSValueWebkitLinearGradient) {
-    // FIXME: This should send a deprecation message.
-    context->count(UseCounter::DeprecatedWebKitLinearGradient);
+    context->countDeprecation(UseCounter::DeprecatedWebKitLinearGradient);
     result = consumeLinearGradient(args, context->mode(), NonRepeating,
                                    CSSPrefixedLinearGradient);
   } else if (id == CSSValueWebkitRepeatingLinearGradient) {
-    // FIXME: This should send a deprecation message.
-    context->count(UseCounter::DeprecatedWebKitRepeatingLinearGradient);
+    context->countDeprecation(
+        UseCounter::DeprecatedWebKitRepeatingLinearGradient);
     result = consumeLinearGradient(args, context->mode(), Repeating,
                                    CSSPrefixedLinearGradient);
   } else if (id == CSSValueRepeatingLinearGradient) {
@@ -1239,16 +1238,15 @@ static CSSValue* consumeGeneratedImage(CSSParserTokenRange& range,
     result = consumeLinearGradient(args, context->mode(), NonRepeating,
                                    CSSLinearGradient);
   } else if (id == CSSValueWebkitGradient) {
-    // FIXME: This should send a deprecation message.
-    context->count(UseCounter::DeprecatedWebKitGradient);
+    context->countDeprecation(UseCounter::DeprecatedWebKitGradient);
     result = consumeDeprecatedGradient(args, context->mode());
   } else if (id == CSSValueWebkitRadialGradient) {
-    // FIXME: This should send a deprecation message.
-    context->count(UseCounter::DeprecatedWebKitRadialGradient);
+    context->countDeprecation(UseCounter::DeprecatedWebKitRadialGradient);
     result =
         consumeDeprecatedRadialGradient(args, context->mode(), NonRepeating);
   } else if (id == CSSValueWebkitRepeatingRadialGradient) {
-    context->count(UseCounter::DeprecatedWebKitRepeatingRadialGradient);
+    context->countDeprecation(
+        UseCounter::DeprecatedWebKitRepeatingRadialGradient);
     result = consumeDeprecatedRadialGradient(args, context->mode(), Repeating);
   } else if (id == CSSValueWebkitCrossFade) {
     result = consumeCrossFade(args, context);