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

content/shell/browser/layout_test/layout_test_browser_main_parts.cc

Index: content/shell/browser/layout_test/layout_test_browser_main_parts.cc
diff --git a/content/shell/browser/layout_test/layout_test_browser_main_parts.cc b/content/shell/browser/layout_test/layout_test_browser_main_parts.cc
index 7f01424a9aaabf74f974e90d577d13b118fda3b7..acb5e2a44feb53a8edf17c75515247bcb2b9efa6 100644
--- a/content/shell/browser/layout_test/layout_test_browser_main_parts.cc
+++ b/content/shell/browser/layout_test/layout_test_browser_main_parts.cc
@@ -27,6 +27,7 @@
 #include "net/base/net_module.h"
 #include "net/grit/net_resources.h"
 #include "ppapi/features/features.h"
+#include "storage/browser/quota/quota_manager.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "url/gurl.h"
 
@@ -50,6 +51,13 @@
 
 namespace content {
 
+namespace {
+
+// Default quota for each origin is 5MB.
+const int kDefaultLayoutTestQuotaBytes = 5 * 1024 * 1024;
+
+}  // namespace
+
 LayoutTestBrowserMainParts::LayoutTestBrowserMainParts(
     const MainFunctionParams& parameters)
     : ShellBrowserMainParts(parameters) {
@@ -64,6 +72,18 @@ void LayoutTestBrowserMainParts::InitializeBrowserContexts() {
 }
 
 void LayoutTestBrowserMainParts::InitializeMessageLoopContext() {
+  storage::QuotaManager* quota_manager =
+      BrowserContext::GetDefaultStoragePartition(browser_context())
+          ->GetQuotaManager();
+  BrowserThread::PostTask(
+      BrowserThread::IO,
+      FROM_HERE,
+      base::Bind(&storage::QuotaManager::SetTemporaryGlobalOverrideQuota,
+                 quota_manager,
+                 kDefaultLayoutTestQuotaBytes *
+                     storage::QuotaManager::kPerHostTemporaryPortion,
+                 storage::QuotaCallback()));
+
 #if BUILDFLAG(ENABLE_PLUGINS)
   PluginService* plugin_service = PluginService::GetInstance();
   plugin_service_filter_.reset(new ShellPluginServiceFilter);