Remove virtual keyboard support.

chrome/browser/resources/keyboard/manifest.json

Index: chrome/browser/resources/keyboard/manifest.json
diff --git a/chrome/browser/resources/keyboard/manifest.json b/chrome/browser/resources/keyboard/manifest.json
deleted file mode 100644
index a74b92e27afece84c605d697ed7ccdbaf1ba21fe..0000000000000000000000000000000000000000
--- a/chrome/browser/resources/keyboard/manifest.json
+++ /dev/null
@@ -1,24 +0,0 @@
-{
-  "key": "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",
-  "name": "Virtual Keyboard",
-  "version": "0.1",
-  "description": "Virtual Keyboard",
-  "incognito" : "split",
-  "permissions": [
-    "experimental",
-    "chrome://resources/"
-  ],
-  "chrome_url_overrides": {
-    "keyboard": "index.html"
-  },
-  "input_components": [
-    {
-      "name": "The system virtual keyboard extension",
-      "description": "The system virtual keyboard extension",
-      "type": "virtual_keyboard",
-      "layouts": [
-        "fr", "us", "handwriting-vk"
-      ]
-    }
-  ]
-}