[DevTools] Separate text autosizing from device metrics override.

Source/devtools/protocol.json

Index: Source/devtools/protocol.json
diff --git a/Source/devtools/protocol.json b/Source/devtools/protocol.json
index 1118572824d056ef67171be5f6770898a695c452..e8222b8487e24cf22f2cc23f5093cf8eb5152cfa 100644
--- a/Source/devtools/protocol.json
+++ b/Source/devtools/protocol.json
@@ -339,7 +339,7 @@
             },
             {
                 "name": "setDeviceMetricsOverride",
-                "description": "Overrides the values of device screen dimensions (window.screen.width, window.screen.height, window.innerWidth, window.innerHeight, and \"device-width\"/\"device-height\"-related CSS media query results) and the font scale factor.",
+                "description": "Overrides the values of device screen dimensions (window.screen.width, window.screen.height, window.innerWidth, window.innerHeight, and \"device-width\"/\"device-height\"-related CSS media query results).",
                 "parameters": [
                     { "name": "width", "type": "integer", "description": "Overriding width value in pixels (minimum 0, maximum 10000000). 0 disables the override." },
                     { "name": "height", "type": "integer", "description": "Overriding height value in pixels (minimum 0, maximum 10000000). 0 disables the override." },
@@ -348,9 +348,7 @@
                     { "name": "fitWindow", "type": "boolean", "description": "Whether a view that exceeds the available browser window area should be scaled down to fit." },
                     { "name": "scale", "type": "number", "optional": true, "description": "Scale to apply to resulting view image. Ignored in |fitWindow| mode." },
                     { "name": "offsetX", "type": "number", "optional": true, "description": "X offset to shift resulting view image by. Ignored in |fitWindow| mode." },
-                    { "name": "offsetY", "type": "number", "optional": true, "description": "Y offset to shift resulting view image by. Ignored in |fitWindow| mode." },
-                    { "name": "textAutosizing", "type": "boolean", "optional": true, "description": "Whether to override the text autosizing feature." },
-                    { "name": "fontScaleFactor", "type": "number", "optional": true, "description": "Overriding system font scale factor (must be positive)." }
+                    { "name": "offsetY", "type": "number", "optional": true, "description": "Y offset to shift resulting view image by. Ignored in |fitWindow| mode." }
                 ],
                 "hidden": true
             },