Change how the quota system computes the total poolsize for temporary storage

chrome/browser/extensions/extension_storage_monitor.cc

Index: chrome/browser/extensions/extension_storage_monitor.cc
diff --git a/chrome/browser/extensions/extension_storage_monitor.cc b/chrome/browser/extensions/extension_storage_monitor.cc
index 7294fbd4fc8a03d9da3bbb61cd4b0667e620df2b..487ccc83613dccea46f1db56d0cd75c2ac4350cb 100644
--- a/chrome/browser/extensions/extension_storage_monitor.cc
+++ b/chrome/browser/extensions/extension_storage_monitor.cc
@@ -84,17 +84,17 @@ const Extension* GetExtensionById(content::BrowserContext* context,
       extension_id, ExtensionRegistry::EVERYTHING);
 }
 
-void LogTemporaryStorageUsage(int64_t usage,
-                              storage::QuotaStatusCode status,
-                              int64_t global_quota) {
-  if (status == storage::kQuotaStatusOk) {
-    int64_t per_app_quota =
-        global_quota / storage::QuotaManager::kPerHostTemporaryPortion;
+void LogTemporaryStorageUsage(
+    scoped_refptr<storage::QuotaManager>  quota_manager,
+    int64_t usage) {
+  storage::TemporaryStorageConfiguration

[cmumford, 2016/10/25 20:30:54]

const storage::TemporaryStorageConfiguration& config = ...

[michaeln, 2016/10/26 21:47:53]

Done.

+      config = quota_manager->storage_config();
+  if (config.per_host_quota > 0) {
     // Note we use COUNTS_100 (instead of PERCENT) because this can potentially
     // exceed 100%.
     UMA_HISTOGRAM_COUNTS_100(
         "Extensions.HostedAppUnlimitedStorageTemporaryStorageUsage",

[cmumford, 2016/10/25 20:30:54]

This doesn't change the meaning of
Extensions.HostedAppUnlimitedStorageTemporaryStorageUsage does it?

[michaeln, 2016/10/26 21:47:53]

i don't think it does

-        100.0 * usage / per_app_quota);
+        100.0 * usage / config.per_host_quota);
   }
 }
 
@@ -238,9 +238,8 @@ class StorageEventObserver
         BrowserThread::PostTask(
             BrowserThread::IO,
             FROM_HERE,
-            base::Bind(&storage::QuotaManager::GetTemporaryGlobalQuota,
-                       state.quota_manager,
-                       base::Bind(&LogTemporaryStorageUsage, event.usage)));
+            base::Bind(&LogTemporaryStorageUsage,
+                       state.quota_manager, event.usage));
       }
     }