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

chrome/test/base/in_process_browser_test.cc

Index: chrome/test/base/in_process_browser_test.cc
diff --git a/chrome/test/base/in_process_browser_test.cc b/chrome/test/base/in_process_browser_test.cc
index 2f8ecb41cceec6221111e41daa8e8f111fcc8311..19fcf0f98ad38dbae8299856ba3510f90733eb7e 100644
--- a/chrome/test/base/in_process_browser_test.cc
+++ b/chrome/test/base/in_process_browser_test.cc
@@ -22,6 +22,7 @@
 #include "build/build_config.h"
 #include "chrome/browser/after_startup_task_utils.h"
 #include "chrome/browser/browser_process.h"
+#include "chrome/browser/chrome_content_browser_client.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/devtools/devtools_window.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
@@ -248,6 +249,12 @@ void InProcessBrowserTest::SetUp() {
 
   google_util::SetMockLinkDoctorBaseURLForTesting();
 
+  // Use hardcoded quota settings to have a consistent testing environment.

[michaeln, 2016/12/12 23:50:38]

@sky, ptal, i change how default quota settings work in browsertests to
consistently set them here

+  const int kQuota = 5 * 1024 * 1024;
+  static storage::QuotaSettings g_quota_settings(kQuota, 5 * kQuota, 0);
+  ChromeContentBrowserClient::SetDefaultQuotaSettingsForTesting(
+      &g_quota_settings);
+
   BrowserTestBase::SetUp();
 }
 
@@ -357,6 +364,7 @@ void InProcessBrowserTest::TearDown() {
 #endif
   BrowserTestBase::TearDown();
   OSCryptMocker::TearDown();
+  ChromeContentBrowserClient::SetDefaultQuotaSettingsForTesting(nullptr);
 }
 
 void InProcessBrowserTest::CloseBrowserSynchronously(Browser* browser) {