Prepare declarativeContent API for new script injection feature. Added Javascript types and functio…

chrome/common/extensions/api/declarative_content.json

Index: chrome/common/extensions/api/declarative_content.json
diff --git a/chrome/common/extensions/api/declarative_content.json b/chrome/common/extensions/api/declarative_content.json
index 7c383b58e2488cde704d5bc0a362beb348feebd4..07b4b42855863112b62b13ede4c9b411257c7449 100644
--- a/chrome/common/extensions/api/declarative_content.json
+++ b/chrome/common/extensions/api/declarative_content.json
@@ -48,6 +48,52 @@
             "nodoc": true
           }
         }
+      },
+      {
+        "id": "ContentScript",
+        "description": "Declarative content script definition.",
+        "type": "object",
+        "properties": {
+          "css": {
+            "type": "array",
+            "optional": true,
+            "description": "Names of CSS files to be injected as a part of content script.",
+            "items": { "type": "string" }
+          },
+          "js": {
+            "type": "array",
+            "optional": true,
+            "description": "Names of Javascript files to be injected as a part of content script.",
+            "items": { "type": "string" }
+          },
+          "callback": {
+            "type": "function",
+            "optional": true,
+            "description": "Function to be called after content script injection attempt is complete."
+          },
+          "instanceType": {
+            "type": "string", "enum": ["declarativeContent.ContentScript"],
+            "nodoc": true
+          }
+        }
+      },
+      {
+        "id": "RequestContentScript",
+        "description": "Declarative event action that injects a content script.",
+        "type": "object",
+        "properties": {
+          "script": {
+            "$ref": "ContentScript"
+          },
+          "callback": {
+            "type": "function",
+            "optional": true
+          },
+          "instanceType": {
+            "type": "string", "enum": ["declarativeContent.RequestContentScript"],
+            "nodoc": true
+          }
+        }
       }
     ],
     "functions": [
@@ -63,6 +109,39 @@
             "declarativeContent.ShowPageAction"
           ]
         }
+      },
+      {
+        "name": "onDocumentStart",
+        "options": {
+          "supportsListeners": false,
+          "supportsRules": true,
+          "conditions": ["declarativeContent.PageStateMatcher"],
+          "actions": [
+            "declarativeContent.RequestContentScript"
+          ]
+        }
+      },
+      {
+        "name": "onDocumentEnd",
+        "options": {
+          "supportsListeners": false,
+          "supportsRules": true,
+          "conditions": ["declarativeContent.PageStateMatcher"],
+          "actions": [
+            "declarativeContent.RequestContentScript"
+          ]
+        }
+      },
+      {
+        "name": "onDocumentIdle",
+        "options": {
+          "supportsListeners": false,
+          "supportsRules": true,
+          "conditions": ["declarativeContent.PageStateMatcher"],
+          "actions": [
+            "declarativeContent.RequestContentScript"
+          ]
+        }
       }
     ]
   }