Garbage Collect the Storage directory on next profile start after an extension uninstall.

content/browser/browser_context.cc

Index: content/browser/browser_context.cc
diff --git a/content/browser/browser_context.cc b/content/browser/browser_context.cc
index 79355bc3089bde7dda9c7c2caf68d33980c302ff..68a436664c7787004dfc5752bbdc528025f48b0a 100644
--- a/content/browser/browser_context.cc
+++ b/content/browser/browser_context.cc
@@ -94,8 +94,21 @@ void PurgeMemoryOnIOThread(appcache::AppCacheService* appcache_service) {
 // static
 void BrowserContext::AsyncObliterateStoragePartition(
     BrowserContext* browser_context,
-    const GURL& site) {
-  GetStoragePartitionMap(browser_context)->AsyncObliterate(site);
+    const GURL& site,
+    const base::Closure& on_gc_required) {
+  GetStoragePartitionMap(browser_context)->AsyncObliterate(site, on_gc_required);

[Charlie Reis, 2012/12/05 02:25:40]

Long line.

+}
+
+// static
+void BrowserContext::GarbageCollectStoragePartitions(
+      BrowserContext* browser_context,
+      base::hash_set<FilePath>* active_paths,
+      const base::Closure& done) {
+  scoped_ptr<base::hash_set<FilePath> > scoped_active_paths(
+      new base::hash_set<FilePath>());
+  scoped_active_paths->swap(*active_paths);
+  GetStoragePartitionMap(browser_context)->GarbageCollect(
+      scoped_active_paths.Pass(), done);
 }
 
 DownloadManager* BrowserContext::GetDownloadManager(