Enable file_handlers and chrome.app.runtime for QuickOffice.

chrome/common/extensions/api/_api_features.json

Index: chrome/common/extensions/api/_api_features.json
diff --git a/chrome/common/extensions/api/_api_features.json b/chrome/common/extensions/api/_api_features.json
index a1df50b46454670beb1cbba90e1dce8e4ea06378..4905cd4f23a87a0f027360b336bfb2e238056db3 100644
--- a/chrome/common/extensions/api/_api_features.json
+++ b/chrome/common/extensions/api/_api_features.json
@@ -9,6 +9,15 @@
 // Note that specifying "web_page", "blessed_web_page", or "all" as a context
 // type will require manually updating chrome/renderer/resources/dispatcher.cc.
 
+// To add a new whitelisted ID, SHA-1 it and force it to uppercase. In Bash:
+//
+// $ echo -n "aaaabbbbccccddddeeeeffffgggghhhh" | \
+// sha1sum | tr '[:lower:]' '[:upper:]'
+// 9A0417016F345C934A1A88F55CA17C05014EEEBA  -
+//
+// Google employees: please update http://go/chrome-api-whitelist to map
+// hashes back to ids.
+
 {
   "accessibilityFeatures": [{
     "platforms": ["chromeos"],
@@ -32,6 +41,11 @@
     "contexts": ["blessed_extension"]
   },
   "app": {
+    "blacklist": [
+      "2FC374607C2DF285634B67C64A2E356C607091C3",  // Quickoffice
+      "3727DD3E564B6055387425027AD74C58784ACC15",  // Quickoffice internal
+      "12E618C3C6E97495AAECF2AC12DEB082353241C6"   // QO component extension
+    ],
     "channel": "stable",
     "extension_types": ["hosted_app", "extension", "legacy_packaged_app"],
     "contexts": [
@@ -45,12 +59,23 @@
       "http://*/*", "https://*/*", "chrome-extension://*/*", "file://*/*"
     ]
   },
-  "app.runtime": {
+  "app.runtime": [{
     "channel": "stable",
     "contexts": ["blessed_extension"],
     "extension_types": ["platform_app"],
     "noparent": true
-  },
+  }, {
+    "channel": "stable",
+    "component_extensions_auto_whitelisted": false,
+    "contexts": ["blessed_extension"],
+    "extension_types": ["extension"],
+    "noparent": true,
+    "whitelist": [
+      "2FC374607C2DF285634B67C64A2E356C607091C3",  // Quickoffice
+      "3727DD3E564B6055387425027AD74C58784ACC15",  // Quickoffice internal
+      "12E618C3C6E97495AAECF2AC12DEB082353241C6"   // QO component extension
+    ]
+  }],
   "app.window": {
     "channel": "stable",
     "contexts": ["blessed_extension"],