Add chrome.input.ime.activate and chrome.input.ime.deactivate API

chrome/common/extensions/api/input_ime.json

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 [
   {
     "namespace": "input.ime",
     "description": "Use the <code>chrome.input.ime</code> API to implement a custom IME for Chrome OS. This allows your extension to handle keystrokes, set the composition, and manage the candidate window.",
     "types": [
       {
@@ skipping 578 matching lines @@
             "name": "callback",
             "description": "Called when the operation completes.",
             "parameters": [
               {
                 "name": "windowObject",
                 "type": "object",
                 "isInstanceOf": "Window",
                 "description": "The JavaScript 'window' object of the newly created IME window."
               }
             ]
+           }
+         ]
+      },
+      {
+        "name": "activate",
+        "type": "function",
+        "description": "Activates the IME extension so that it can receive events.",
+        "platforms": ["win", "linux"],
+        "parameters": [
+          {
+            "type": "function",
+            "name": "callback",
+            "optional": true,
+            "description": "Called when the operation completes.",
+            "parameters": []
+          }
+        ]
+      },
+      {
+        "name": "deactivate",
+        "type": "function",
+        "description": "Deactivates the IME extension so that it cannot receive events.",
+        "platforms": ["win", "linux"],
+        "parameters": [
+          {
+            "type": "function",
+            "name": "callback",
+            "optional": true,
+            "description": "Called when the operation completes.",
+            "parameters": []
           }
         ]
       }
     ],
     "events": [
       {
         "name": "onActivate",
         "type": "function",
         "description": "This event is sent when an IME is activated. It signals that the IME will be receiving onKeyPress events.",
         "platforms": ["chromeos"],
@@ skipping 188 matching lines @@
           {
             "type": "string",
             "name": "engineID",
             "description": "ID of the engine receiving the event"
           }
         ]
       }
     ]
   }
 ]