DevTools: migrate from CSS.setPropertyText to CSS.setStyleText

Source/devtools/protocol.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Inspector",
         "hidden": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications.",
@@ skipping 2985 matching lines @@
             },
             {
                 "name": "setStyleSheetText",
                 "parameters": [
                     { "name": "styleSheetId", "$ref": "StyleSheetId" },
                     { "name": "text", "type": "string" }
                 ],
                 "description": "Sets the new stylesheet text."
             },
             {
-                "name": "setPropertyText",
-                "parameters": [
-                    { "name": "styleSheetId", "$ref": "StyleSheetId" },
-                    { "name": "range", "$ref": "SourceRange", "description": "Either a source range of the property to be edited or an empty range representing a position for the property insertion." },
-                    { "name": "text", "type": "string" }
-                ],
-                "returns": [
-                    { "name": "style", "$ref": "CSSStyle", "description": "The resulting style after the property text modification." }
-                ],
-                "description": "Either replaces a property identified by <code>styleSheetId</code> and <code>range</code> with <code>text</code> or inserts a new property <code>text</code> at the position identified by an empty <code>range</code>."
-            },
-            {
                 "name": "setRuleSelector",
                 "parameters": [
                     { "name": "styleSheetId", "$ref": "StyleSheetId" },
                     { "name": "range", "$ref": "SourceRange" },
                     { "name": "selector", "type": "string" }
                 ],
                 "returns": [
                     { "name": "rule", "$ref": "CSSRule", "description": "The resulting rule after the selector modification." }
                 ],
                 "description": "Modifies the rule selector."
@@ skipping 2023 matching lines @@
                 "description": "The security state of the page changed.",
                 "parameters": [
                     { "name": "securityState", "$ref": "SecurityState", "description": "Security state." },
                     { "name": "explanations", "type": "array", "items": { "$ref": "SecurityStateExplanation" }, "description": "List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included.", "optional": true }
                 ],
                 "handlers": ["browser"]
             }
         ]
     }]
 }