Introducing the basic functionality to the speech input experimental API.

chrome/common/extensions/api/extension_api.json

Index: chrome/common/extensions/api/extension_api.json
diff --git a/chrome/common/extensions/api/extension_api.json b/chrome/common/extensions/api/extension_api.json
index d8e729937627fdc0f9721979e550e9de4ceb8a95..f7c2781e64a740ce10223653ab0798192e1f19b3 100644
--- a/chrome/common/extensions/api/extension_api.json
+++ b/chrome/common/extensions/api/extension_api.json
@@ -548,7 +548,7 @@
           "filterProfanities": {
             "type": "boolean",
             "optional": true,
-            "description": "Enable or disable profanity filtering. Will use the default Chrome filtering settings if not provided."
+            "description": "Enable or disable profanity filtering. Will use the default Chrome filtering settings if not set."
           }
         }
       },
@@ -559,7 +559,7 @@
         "properties": {
           "code": {
             "type": "string",
-            "enum": ["noDevicesAvailable", "unableToStart", "noSpeechHeard", "noResults", "captureError", "networkError", "internalError", "requestDenied"],
+            "enum": ["noDevicesAvailable", "unableToStart", "noSpeechHeard", "noResults", "captureError", "networkError", "requestDenied"],
             "description": "Code identifying the error case."
           }
         }
@@ -674,7 +674,7 @@
         "parameters": []
       },
       {
-        "name": "onResult",
+        "name": "onSpeechResult",
         "type": "function",
         "description": "Called when speech recognition results are available.",
         "parameters": [