[Extensions] Enable promise support on the management API

This CL changes over the json schema to use the new returns_async format
to define callbacks, enabling promise support on those APIs.

Bug: 328932
Change-Id: I13caaf4f9eff77db7cb0afc1516ed485e1908556
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2515142Reviewed-by: Devlin <rdevlin.cronin@chromium.org>
Commit-Queue: Tim Judkins <tjudkins@chromium.org>
Cr-Commit-Position: refs/heads/master@{#826848}

extensions/common/api/management.json

@@ -178,9 +178,8 @@
       {
         "name": "getAll",
         "description": "Returns a list of information about installed extensions and apps.",
-        "parameters": [
-          {
-            "type": "function",
+        "parameters": [],
+        "returns_async": {
           "name": "callback",
           "optional": true,
           "parameters": [
@@ -193,7 +192,6 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "get",
@@ -203,9 +201,9 @@
             "name": "id",
             "type": "string",
             "description": "The ID from an item of $(ref:management.ExtensionInfo)."
-          },
-          {
-            "type": "function",
+          }
+        ],
+        "returns_async": {
           "name": "callback",
           "optional": true,
           "parameters": [
@@ -215,14 +213,12 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "getSelf",
         "description": "Returns information about the calling extension, app, or theme. Note: This function can be used without requesting the 'management' permission in the manifest.",
-        "parameters": [
-          {
-            "type": "function",
+        "parameters": [],
+        "returns_async": {
           "name": "callback",
           "optional": true,
           "parameters": [
@@ -232,7 +228,6 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "getPermissionWarningsById",
@@ -241,10 +236,10 @@
           { "name": "id",
             "type": "string",
             "description": "The ID of an already installed extension."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": [
             {
@@ -254,7 +249,6 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "getPermissionWarningsByManifest",
@@ -264,10 +258,10 @@
             "name": "manifestStr",
             "type": "string",
             "description": "Extension manifest JSON string."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": [
             {
@@ -277,7 +271,6 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "setEnabled",
@@ -292,14 +285,13 @@
             "name": "enabled",
             "type": "boolean",
             "description": "Whether this item should be enabled or disabled."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "uninstall",
@@ -314,14 +306,13 @@
             "name": "options",
             "$ref": "UninstallOptions",
             "optional": true
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "uninstallSelf",
@@ -331,14 +322,13 @@
             "name": "options",
             "$ref": "UninstallOptions",
             "optional": true
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "launchApp",
@@ -348,14 +338,13 @@
             "name": "id",
             "type": "string",
             "description": "The extension id of the application."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "createAppShortcut",
@@ -365,14 +354,13 @@
             "name": "id",
             "type": "string",
             "description": "This should be the id from an app item of $(ref:management.ExtensionInfo)."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "setLaunchType",
@@ -387,14 +375,14 @@
             "name": "launchType",
             "$ref": "LaunchType",
             "description": "The target launch type. Always check and make sure this launch type is in $(ref:ExtensionInfo.availableLaunchTypes), because the available launch types vary on different platforms and configurations."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
           "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "generateAppForLink",
@@ -409,10 +397,10 @@
             "name": "title",
             "type": "string",
             "description": "The title of the generated app."
-          },
-          {
+          }
+        ],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters":  [
             {
@@ -421,15 +409,13 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "canInstallReplacementAndroidApp",
         "description": "Checks if the replacement android app can be installed. Errors generated by this API are reported by setting $(ref:runtime.lastError) and executing the function's regular callback.",
-        "parameters": [
-          {
+        "parameters": [],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "parameters": [
             {
               "name": "result",
@@ -437,31 +423,26 @@
             }
           ]
         }
-        ]
       },
       {
         "name": "installReplacementAndroidApp",
         "description": "Prompts the user to install the replacement Android app from the manifest. Errors generated by this API are reported by setting $(ref:runtime.lastError) and executing the function's regular callback.",
-        "parameters": [
-          {
+        "parameters": [],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters": []
         }
-        ]
       },
       {
         "name": "installReplacementWebApp",
         "description": "Launches the replacement_web_app specified in the manifest. Prompts the user to install if not already installed.",
-        "parameters": [
-          {
+        "parameters": [],
+        "returns_async": {
           "name": "callback",
-            "type": "function",
           "optional": true,
           "parameters":  []
         }
-        ]
       }
     ],
     "events": [