Switch platform apps from a declarative launch container to handling an onLaunched event.

chrome/common/extensions/api/extension_api.cc

Index: chrome/common/extensions/api/extension_api.cc
diff --git a/chrome/common/extensions/api/extension_api.cc b/chrome/common/extensions/api/extension_api.cc
index 6853761d4dd78e81b5e3a1153a498b35c73a6c6d..e35cafbb3634ae23766e31893923bdc6d17d5abb 100644
--- a/chrome/common/extensions/api/extension_api.cc
+++ b/chrome/common/extensions/api/extension_api.cc
@@ -71,8 +71,8 @@ scoped_ptr<ListValue> LoadSchemaList(const base::StringPiece& schema) {
           false, // allow trailing commas
           NULL,  // error code
           &error_message));
-  CHECK(result.get()) << error_message;
-  CHECK(result->IsType(Value::TYPE_LIST));
+  CHECK(result.get()) << error_message << " for schema " << schema;
+  CHECK(result->IsType(Value::TYPE_LIST)) << " for schema " << schema;
   return scoped_ptr<ListValue>(static_cast<ListValue*>(result.release()));
 }