[DevTools] Move SystemInfo domain to generated handler

content/browser/devtools/browser_protocol.json

Index: content/browser/devtools/browser_protocol.json
diff --git a/content/browser/devtools/browser_protocol.json b/content/browser/devtools/browser_protocol.json
index 53ad99cd4465730f95cb870d7111fec7b8443348..b1fe11bdb509d2953a037990601f6042a110b3c0 100644
--- a/content/browser/devtools/browser_protocol.json
+++ b/content/browser/devtools/browser_protocol.json
@@ -32,7 +32,8 @@
                 "type": "object",
                 "properties": [
                     { "name": "gpu", "$ref": "GPUInfo", "description": "Information about the GPUs on the system." },
-                    { "name": "modelName", "type": "string", "description": "A platform-dependent description of the model of the machine. On Mac OS, this is, for example, 'MacBookPro 10.1'. Will be the empty string if not supported." }
+                    { "name": "modelName", "type": "string", "description": "A platform-dependent description of the model of the machine. On Mac OS, this is, for example, 'MacBookPro'. Will be the empty string if not supported." },
+                    { "name": "modelVersion", "type": "string", "description": "A platform-dependent description of the version of the machine. On Mac OS, this is, for example, '10.1'. Will be the empty string if not supported." }
                 ],
                 "description": "Provides information about the system."
             }