Modify power_LoadTest Extension to pull in test parameters.

client/site_tests/power_LoadTest/extension/manifest.json

Index: client/site_tests/power_LoadTest/extension/manifest.json
diff --git a/client/site_tests/power_LoadTest/extension/manifest.json b/client/site_tests/power_LoadTest/extension/manifest.json
index cc4780b7b7e1d9fcfb2577fd928aac054bb750c6..b68a8eafbf541863c22f32e5976fce0b9aa68347 100755
--- a/client/site_tests/power_LoadTest/extension/manifest.json
+++ b/client/site_tests/power_LoadTest/extension/manifest.json
@@ -1,25 +1,29 @@
-{
-  "format_version": 1,
-  "id": "00023456789ABCDEF0123456789ABCDEF012CEEE",
-  "version": "1.0",
-  "name": "Power Test",
-  "browser_action": {
-    "default_icon": "skin/chrome_bug.png",
-    "default_title": "test the web with the web"
-  },
-  "icons": { "48": "skin/chrome_bug.png",
-          "128": "skin/chrome_bug.png" },
-  "permissions": [
-    "http://*/", "https://*/", "tabs"
-  ],
-  "background_page": "background.html",
-  "description": "GoogleTest",
-  "content_scripts": [
-    {
-      "matches": ["http://*/*", "https://*/*"],
-      "js": ["ct.js"],
-      "run_at": "document_end", 
-      "all_frames": false
-    }
-  ]
-}
+{
+  "format_version": 1,
+  "id": "00023456789ABCDEF0123456789ABCDEF012CEEE",
+  "version": "1.0",
+  "name": "Power Test",
+  "browser_action": {
+    "default_icon": "skin/chrome_bug.png",
+    "default_title": "test the web with the web"
+  },
+  "icons": { "48": "skin/chrome_bug.png",
+          "128": "skin/chrome_bug.png" },
+  "permissions": [
+    "http://*/", "https://*/", "tabs"
+  ],
+  "background_page": "background.html",
+  "description": "GoogleTest",
+  "content_scripts": [
+    {
+      "matches": ["http://localhost/testparams.html"],
+      "js": ["testparams.js"]
+    },
+    {
+      "matches": ["http://*/*", "https://*/*"],
+      "js": ["ct.js"],
+      "run_at": "document_end",
+      "all_frames": false
+    }
+  ]
+}