Bindings layer for declarative events API

chrome/common/extensions/api/webRequest.json

Index: chrome/common/extensions/api/webRequest.json
diff --git a/chrome/common/extensions/api/webRequest.json b/chrome/common/extensions/api/webRequest.json
index 40ac446a41c154acba74483af80fcc94d5eb823a..2707b0b845ec0438e76792daee291be3c6ee9266 100644
--- a/chrome/common/extensions/api/webRequest.json
+++ b/chrome/common/extensions/api/webRequest.json
@@ -75,6 +75,33 @@
             }
           }
         }
+      },
+      {
+        "id": "RequestMatcher",
+        "type": "object",
+        "description": "Matches network events by various criteria",
+        "properties": {
+          "url": {
+            "type": "string",
+            "description": "Matches for a full URL",
+            "optional": true
+          },
+          "filter_type": { "type": "string", "enum": ["net.RequestMatcher"] }
+        }
+      },
+      {
+        "id": "CancelRequest",
+        "type": "object",
+        "properties": {
+          "action_type": { "type": "string", "enum": ["net.CancelRequest"] }
+        }
+      },
+      {
+        "id": "ModifyRequest",
+        "type": "object",
+        "properties": {
+          "action_type": { "type": "string", "enum": ["net.ModifyRequest"] }
+        }
       }
     ],
     "functions": [
@@ -518,6 +545,32 @@
             "description": "A set of filters that restricts the events that will be sent to this listener."
           }
         ]
+      },
+      {
+        "name": "onRequest",
+        "options": {
+          "supports_listeners": false,
+          "supports_rules": true,
+          "conditions": {
+            "type": "array",
+            "items": {
+              "choices": [
+                { "$ref": "RequestMatcher" }
+              ]
+            },
+            "description": "List of conditions that can trigger the actions."
+          },
+          "actions": {
+            "type": "array",
+            "items": {
+              "choices": [
+                { "$ref": "CancelRequest" },
+                { "$ref": "ModifyRequest" }
+              ]
+            },
+            "description": "List of actions that are triggered if one of the condtions is fulfilled."
+          }
+        }
       }
     ]
   }