Remove the forceCompositingMode setting.

Source/devtools/Inspector-1.1.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Inspector",
         "hidden": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications."
@@ skipping 476 matching lines @@
                 "hidden": true
             },
             {
                 "name": "setShowViewportSizeOnResize",
                 "description": "Paints viewport size upon main frame resize.",
                 "parameters": [
                     { "name": "show", "type": "boolean", "description": "Whether to paint size or not." },
                     { "name": "showGrid", "type": "boolean", "optional": true, "description": "Whether to paint grid as well." }
                 ],
                 "hidden": true
-            },
-            {
-                "name": "setForceCompositingMode",

[pfeldman, 2014/05/28 19:20:51]

No need to remove this. It captures the 1.1 version of the protocol to test
backwards compatibility. Since the method was hidden, it was fine to remove it
from protocol.json and leave it here.

-                "description": "Force accelerated compositing mode for inspected page.",
-                "parameters": [
-                    { "name": "force", "type": "boolean", "description": "Whether to force accelerated compositing or not." }
-                ],
-                "hidden": true
             }
         ],
         "events": [
             {
                 "name": "domContentEventFired",
                 "parameters": [
                     { "name": "timestamp", "type": "number" }
                 ]
             },
             {
@@ skipping 3453 matching lines @@
                 "parameters": [
                     { "name": "value", "type": "array", "items": { "type": "object" } }
                 ]
             },
             {
                 "name": "tracingComplete"
             }
         ]
     }]
 }