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

headless/lib/browser/headless_content_browser_client.h

Index: headless/lib/browser/headless_content_browser_client.h
diff --git a/headless/lib/browser/headless_content_browser_client.h b/headless/lib/browser/headless_content_browser_client.h
index 3f44381986718a9fc10e3143e33d86897ab3f6aa..202219f3867509ccca834b1bd3f2ed4ae6f8d231 100644
--- a/headless/lib/browser/headless_content_browser_client.h
+++ b/headless/lib/browser/headless_content_browser_client.h
@@ -24,6 +24,10 @@ class HeadlessContentBrowserClient : public content::ContentBrowserClient {
   content::DevToolsManagerDelegate* GetDevToolsManagerDelegate() override;
   std::unique_ptr<base::Value> GetServiceManifestOverlay(
       base::StringPiece name) override;
+  void GetQuotaSettings(
+      content::BrowserContext* context,
+      content::StoragePartition* partition,
+      const storage::OptionalQuotaSettingsCallback& callback) override;
 
  private:
   HeadlessBrowserImpl* browser_;  // Not owned.