Initial refactor to get profiles to propagate storage partition details.

chrome/browser/extensions/data_deleter.cc

Index: chrome/browser/extensions/data_deleter.cc
diff --git a/chrome/browser/extensions/data_deleter.cc b/chrome/browser/extensions/data_deleter.cc
index 15243c0b6746b5a24c2193f689928ebe59dd6d20..ece14a18faddda7a00f0fae7c1ee0dd5f22cf93f 100644
--- a/chrome/browser/extensions/data_deleter.cc
+++ b/chrome/browser/extensions/data_deleter.cc
@@ -14,6 +14,8 @@
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/dom_storage_context.h"
 #include "content/public/browser/indexed_db_context.h"
+#include "content/public/browser/render_process_host.h"
+#include "content/public/browser/site_instance.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/common/content_constants.h"
 #include "net/base/completion_callback.h"
@@ -92,11 +94,16 @@ DataDeleter::DataDeleter(
   if (storage_origin.SchemeIs(chrome::kExtensionScheme)) {
     extension_request_context_ = profile->GetRequestContextForExtensions();
   } else if (is_storage_isolated) {
-    extension_request_context_ =
-        profile->GetRequestContextForStoragePartition(extension_id);
-    isolated_app_path_ =
-        profile->GetPath().Append(
-            content::StoragePartition::GetPartitionPath(extension_id));
+    GURL url = Extension::GetBaseURLFromExtensionId(extension_id);
+    ExtensionProcessManager* process_manager =
+      profile->GetExtensionProcessManager();
+    if (process_manager) {
+      content::SiteInstance* site = process_manager->GetSiteInstanceForURL(url);

[awong, 2012/10/19 23:26:50]

variable should be site_instance.

Or if BaseURL is guaranteed to be a correctly formed "Site" URL, we could also
do BrowserContext::GetStoragePartitionForSite(site)

and avoid ExtensionProcessManager

[nasko, 2012/10/19 23:55:16]

Done.

+      content::StoragePartition* storage_partition =
+          site->GetProcess()->GetStoragePartition();
+      extension_request_context_ = storage_partition->GetURLRequestContext();
+      isolated_app_path_ = storage_partition->GetPath();
+    }
   } else {
     extension_request_context_ = profile->GetRequestContext();
   }