Fix unit test to allow repeated successful runs by avoiding a function static variable in tests.

chrome/browser/component_updater/test/component_installers_unittest.cc

Index: chrome/browser/component_updater/test/component_installers_unittest.cc
diff --git a/chrome/browser/component_updater/component_installers_unittest.cc b/chrome/browser/component_updater/test/component_installers_unittest.cc
similarity index 91%
rename from chrome/browser/component_updater/component_installers_unittest.cc
rename to chrome/browser/component_updater/test/component_installers_unittest.cc
index 1b11497865540f0fd4603635c9212113e1adc02e..e7a4ee1a891e288f724511e79c3d8daf90cdca0e 100644
--- a/chrome/browser/component_updater/component_installers_unittest.cc
+++ b/chrome/browser/component_updater/test/component_installers_unittest.cc
@@ -14,6 +14,7 @@
 #include "build/build_config.h"
 #include "chrome/common/chrome_paths.h"
 #include "content/public/test/test_browser_thread.h"
+#include "ppapi/shared_impl/test_globals.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -42,6 +43,10 @@ TEST(ComponentInstallerTest, PepperFlashCheck) {
   MessageLoop message_loop;
   content::TestBrowserThread ui_thread(BrowserThread::UI, &message_loop);
 
+  ppapi::PpapiGlobals::ForTest for_test;
+  ppapi::TestGlobals test_globals(for_test);
+  ppapi::PpapiGlobals::SetPpapiGlobalsOnThreadForTest(&test_globals);
+
   // The test directory is chrome/test/data/components/flapper.
   FilePath manifest;
   PathService::Get(chrome::DIR_TEST_DATA, &manifest);