indexeddb: rename main adapter fn (#8770)

This helps differentiate from `pouchdb-adapter-idb` in stack traces.

Author: alxndrsn

packages/node_modules/pouchdb-adapter-indexeddb/src/index.js

@@ -26,7 +26,7 @@ var idbChanges = new changesHandler();
 // A shared list of database handles
 var openDatabases = {};
 
-function IdbPouch(dbOpts, callback) {
+function IndexeddbPouch(dbOpts, callback) {
 
   if (dbOpts.view_adapter) {
     console.log('Please note that the indexeddb adapter manages _find indexes itself, therefore it is not using your specified view_adapter');
@@ -161,10 +161,10 @@ function IdbPouch(dbOpts, callback) {
 }
 
 // TODO: this isnt really valid permanently, just being lazy to start
-IdbPouch.valid = function () {
+IndexeddbPouch.valid = function () {
   return true;
 };
 
 export default function (PouchDB) {
-  PouchDB.adapter(ADAPTER_NAME, IdbPouch, true);
+  PouchDB.adapter(ADAPTER_NAME, IndexeddbPouch, true);
 }