Move Declarative Web Request API out of experimental and make it a feature

chrome/common/extensions/docs/samples.json

 {
   "api": {
     "chrome.alarms.clear": "alarms.html#method-clear",
     "chrome.alarms.clearAll": "alarms.html#method-clearAll",
     "chrome.alarms.create": "alarms.html#method-create",
     "chrome.alarms.get": "alarms.html#method-get",
     "chrome.alarms.getAll": "alarms.html#method-getAll",
     "chrome.alarms.onAlarm": "alarms.html#event-onAlarm",
     "chrome.bookmarks.create": "bookmarks.html#method-create",
     "chrome.bookmarks.get": "bookmarks.html#method-get",
@@ skipping 48 matching lines @@
     "chrome.cookies.getAll": "cookies.html#method-getAll",
     "chrome.cookies.getAllCookieStores": "cookies.html#method-getAllCookieStores",
     "chrome.cookies.onChanged": "cookies.html#event-onChanged",
     "chrome.cookies.remove": "cookies.html#method-remove",
     "chrome.cookies.set": "cookies.html#method-set",
     "chrome.debugger.attach": "debugger.html#method-attach",
     "chrome.debugger.detach": "debugger.html#method-detach",
     "chrome.debugger.onDetach": "debugger.html#event-onDetach",
     "chrome.debugger.onEvent": "debugger.html#event-onEvent",
     "chrome.debugger.sendCommand": "debugger.html#method-sendCommand",
+    "chrome.declarativeWebRequest.onRequest": "declarativeWebRequest.html#event-onRequest",
     "chrome.devtools.inspectedWindow.Resource.getContent": "devtools.inspectedWindow.html#method-Resource-getContent",
     "chrome.devtools.inspectedWindow.Resource.setContent": "devtools.inspectedWindow.html#method-Resource-setContent",
     "chrome.devtools.inspectedWindow.eval": "devtools.inspectedWindow.html#method-eval",
     "chrome.devtools.inspectedWindow.getResources": "devtools.inspectedWindow.html#method-getResources",
     "chrome.devtools.inspectedWindow.onResourceAdded": "devtools.inspectedWindow.html#event-onResourceAdded",
     "chrome.devtools.inspectedWindow.onResourceContentCommitted": "devtools.inspectedWindow.html#event-onResourceContentCommitted",
     "chrome.devtools.inspectedWindow.reload": "devtools.inspectedWindow.html#method-reload",
     "chrome.devtools.network.Request.getContent": "devtools.network.html#method-Request-getContent",
     "chrome.devtools.network.getHAR": "devtools.network.html#method-getHAR",
     "chrome.devtools.network.onNavigated": "devtools.network.html#event-onNavigated",
@@ skipping 89 matching lines @@
     "chrome.experimental.offscreenTabs.sendKeyboardEvent": "experimental.offscreenTabs.html#method-sendKeyboardEvent",
     "chrome.experimental.offscreenTabs.sendMouseEvent": "experimental.offscreenTabs.html#method-sendMouseEvent",
     "chrome.experimental.offscreenTabs.toDataUrl": "experimental.offscreenTabs.html#method-toDataUrl",
     "chrome.experimental.offscreenTabs.update": "experimental.offscreenTabs.html#method-update",
     "chrome.experimental.record.captureURLs": "experimental.record.html#method-captureURLs",
     "chrome.experimental.record.replayURLs": "experimental.record.html#method-replayURLs",
     "chrome.experimental.runtime.getBackgroundPage": "experimental.runtime.html#method-getBackgroundPage",
     "chrome.experimental.runtime.onBackgroundPageUnloadingSoon": "experimental.runtime.html#event-onBackgroundPageUnloadingSoon",
     "chrome.experimental.runtime.onInstalled": "experimental.runtime.html#event-onInstalled",
     "chrome.experimental.serial.close": "experimental.serial.html#method-close",
+    "chrome.experimental.serial.getPorts": "experimental.serial.html#method-getPorts",
     "chrome.experimental.serial.open": "experimental.serial.html#method-open",
     "chrome.experimental.serial.read": "experimental.serial.html#method-read",
     "chrome.experimental.serial.write": "experimental.serial.html#method-write",
     "chrome.experimental.socket.bind": "experimental.socket.html#method-bind",
     "chrome.experimental.socket.connect": "experimental.socket.html#method-connect",
     "chrome.experimental.socket.create": "experimental.socket.html#method-create",
     "chrome.experimental.socket.destroy": "experimental.socket.html#method-destroy",
     "chrome.experimental.socket.disconnect": "experimental.socket.html#method-disconnect",
     "chrome.experimental.socket.read": "experimental.socket.html#method-read",
     "chrome.experimental.socket.recvFrom": "experimental.socket.html#method-recvFrom",
     "chrome.experimental.socket.sendTo": "experimental.socket.html#method-sendTo",
     "chrome.experimental.socket.write": "experimental.socket.html#method-write",
     "chrome.experimental.speechInput.isRecording": "experimental.speechInput.html#method-isRecording",
     "chrome.experimental.speechInput.onError": "experimental.speechInput.html#event-onError",
     "chrome.experimental.speechInput.onResult": "experimental.speechInput.html#event-onResult",
     "chrome.experimental.speechInput.onSoundEnd": "experimental.speechInput.html#event-onSoundEnd",
     "chrome.experimental.speechInput.onSoundStart": "experimental.speechInput.html#event-onSoundStart",
     "chrome.experimental.speechInput.start": "experimental.speechInput.html#method-start",
     "chrome.experimental.speechInput.stop": "experimental.speechInput.html#method-stop",
     "chrome.experimental.usb.bulkTransfer": "experimental.usb.html#method-bulkTransfer",
     "chrome.experimental.usb.closeDevice": "experimental.usb.html#method-closeDevice",
     "chrome.experimental.usb.controlTransfer": "experimental.usb.html#method-controlTransfer",
     "chrome.experimental.usb.findDevice": "experimental.usb.html#method-findDevice",
     "chrome.experimental.usb.interruptTransfer": "experimental.usb.html#method-interruptTransfer",
     "chrome.experimental.usb.onEvent": "experimental.usb.html#event-onEvent",
-    "chrome.experimental.webRequest.onRequest": "experimental.webRequest.html#event-onRequest",
     "chrome.extension.connect": "extension.html#method-connect",
     "chrome.extension.getBackgroundPage": "extension.html#method-getBackgroundPage",
     "chrome.extension.getURL": "extension.html#method-getURL",
     "chrome.extension.getViews": "extension.html#method-getViews",
     "chrome.extension.isAllowedFileSchemeAccess": "extension.html#method-isAllowedFileSchemeAccess",
     "chrome.extension.isAllowedIncognitoAccess": "extension.html#method-isAllowedIncognitoAccess",
     "chrome.extension.onConnect": "extension.html#event-onConnect",
     "chrome.extension.onConnectExternal": "extension.html#event-onConnectExternal",
     "chrome.extension.onMessage": "extension.html#event-onMessage",
     "chrome.extension.onMessageExternal": "extension.html#event-onMessageExternal",
@@ skipping 828 matching lines @@
       "source_hash": "270fca47d275f5713835f280b4ef665e700d8b03",
       "zip_path": "examples/extensions/email_this_page.zip"
     },
     {
       "api_calls": [
         "chrome.alarms.create",
         "chrome.alarms.onAlarm",
         "chrome.bookmarks.onRemoved",
         "chrome.browserAction.onClicked",
         "chrome.browserAction.setBadgeText",
+        "chrome.declarativeWebRequest.onRequest",
         "chrome.experimental.keybinding.onCommand",
         "chrome.experimental.runtime.onBackgroundPageUnloadingSoon",
         "chrome.experimental.runtime.onInstalled",
-        "chrome.experimental.webRequest.onRequest",
         "chrome.extension.onMessage",
         "chrome.extension.sendMessage",
         "chrome.tabs.create",
         "chrome.tabs.executeScript",
         "chrome.tabs.query",
         "chrome.tabs.sendMessage"
       ],
       "crx_path": null,
       "description": "Demonstrates usage and features of the event page",
       "features": [
         "alarms",
         "background_page",
         "bookmarks",
         "browser_action",
         "experimental",
         "keybinding",
         "tabs"
       ],
       "icon": null,
       "id": "26115f23aef245d6757587e3e517bbe4b3bc55fe",
       "name": "Event Page Example",
       "packaged_app": false,
       "path": "examples/api/eventPage/basic/",
       "protocols": [
         "http://"
       ],
-      "search_string": "EVENT PAGE EXAMPLE DEMONSTRATES USAGE AND FEATURES OF THE EVENT PAGE ALARMS BACKGROUND_PAGE BOOKMARKS BROWSER_ACTION EXPERIMENTAL KEYBINDING TABS CHROME.ALARMS.CREATE CHROME.ALARMS.ONALARM CHROME.BOOKMARKS.ONREMOVED CHROME.BROWSERACTION.ONCLICKED CHROME.BROWSERACTION.SETBADGETEXT CHROME.EXPERIMENTAL.KEYBINDING.ONCOMMAND CHROME.EXPERIMENTAL.RUNTIME.ONBACKGROUNDPAGEUNLOADINGSOON CHROME.EXPERIMENTAL.RUNTIME.ONINSTALLED CHROME.EXPERIMENTAL.WEBREQUEST.ONREQUEST CHROME.EXTENSION.ONMESSAGE CHROME.EXTENSION.SENDMESSAGE CHROME.TABS.CREATE CHROME.TABS.EXECUTESCRIPT CHROME.TABS.QUERY CHROME.TABS.SENDMESSAGE",
+      "search_string": "EVENT PAGE EXAMPLE DEMONSTRATES USAGE AND FEATURES OF THE EVENT PAGE ALARMS BACKGROUND_PAGE BOOKMARKS BROWSER_ACTION EXPERIMENTAL KEYBINDING TABS CHROME.ALARMS.CREATE CHROME.ALARMS.ONALARM CHROME.BOOKMARKS.ONREMOVED CHROME.BROWSERACTION.ONCLICKED CHROME.BROWSERACTION.SETBADGETEXT CHROME.DECLARATIVEWEBREQUEST.ONREQUEST CHROME.EXPERIMENTAL.KEYBINDING.ONCOMMAND CHROME.EXPERIMENTAL.RUNTIME.ONBACKGROUNDPAGEUNLOADINGSOON CHROME.EXPERIMENTAL.RUNTIME.ONINSTALLED CHROME.EXTENSION.ONMESSAGE CHROME.EXTENSION.SENDMESSAGE CHROME.TABS.CREATE CHROME.TABS.EXECUTESCRIPT CHROME.TABS.QUERY CHROME.TABS.SENDMESSAGE",
       "source_files": [
         "background.js",
         "content.js",
         "manifest.json"
       ],
-      "source_hash": "67edee025b8525206415cb3106471e5d5ba06baf",
+      "source_hash": "38978d01b1ba2d4c52e6dcb7b279c921d3c494c1",
       "zip_path": "examples/api/eventPage/basic.zip"
     },
     {
       "api_calls": [],
       "crx_path": null,
       "description": "A sample extension which uses Google Analytics to track usage.",
       "features": [
         "browser_action"
       ],
       "icon": "analytics-extension-icon-128.png",
@@ skipping 1581 matching lines @@
         "manifest.json",
         "popup.html",
         "popup.js",
         "sample.css"
       ],
       "source_hash": "8e51dc3a9577065d22ce92f3c838edc5ceaf4e65",
       "zip_path": "examples/api/extension/isAllowedAccess.zip"
     }
   ]
 }