Introduce Image loader extension.

chrome/browser/resources/image_loader/manifest.json

Index: chrome/browser/resources/image_loader/manifest.json
diff --git a/chrome/browser/resources/image_loader/manifest.json b/chrome/browser/resources/image_loader/manifest.json
new file mode 100644
index 0000000000000000000000000000000000000000..f95e63c870583e843f0a8d407343260f3476dc87
--- /dev/null
+++ b/chrome/browser/resources/image_loader/manifest.json
@@ -0,0 +1,19 @@
+{
+  // chrome-extension://pmfjbimdmchhbnneeidfognadeopoehp
+  "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDowC9B4+K6zbl4PnALNyOUgra/MPdD8gZ39Fk/IAJWt03qrN7vz1gd/mmrBg0EEIsyLRmUmfyVEfvcIUOZxFqn4A9D2aaRSvNHy9qkasZMBDEql8Nt2iNZm/kGS7sizidDV6Bc/vyLNiH1gKOXBQ42JIxKjgtrmnhGV2giw2vJGwIDAQAB",
+  "name": "Image loader",
+  "version": "0.1",
+  "description": "Image loader",
+  "incognito" : "split",
+  "manifest_version": 2,
+  "permissions": [
+    "fileBrowserHandler",
+    "fileBrowserPrivate",
+    "https://*.googleusercontent.com",
+    "https://drive.google.com"
+  ],
+  "content_security_policy": "default-src 'none'; script-src 'self'; style-src 'self' 'unsafe-inline'; frame-src 'self' about:; img-src 'self' chrome://resources chrome://theme data: https://docs.google.com https://*.googleusercontent.com chrome://extension-icon; media-src 'self' https://*.googleusercontent.com; connect-src https://drive.google.com https://*.googleusercontent.com",
+  "background": {
+    "scripts": ["image_loader.js" ]
+  }
+}