Revert 110235 - chrome: Remove 14 exit time destructors and 2 static initializers.

chrome/browser/policy/device_management_backend_impl.cc

Index: chrome/browser/policy/device_management_backend_impl.cc
===================================================================
--- chrome/browser/policy/device_management_backend_impl.cc	(revision 110237)
+++ chrome/browser/policy/device_management_backend_impl.cc	(working copy)
@@ -473,7 +473,7 @@
 }
 
 std::string DeviceManagementBackendImpl::GetAgentString() {
-  CR_DEFINE_STATIC_LOCAL(std::string, agent, ());
+  static std::string agent;
   if (!agent.empty())
     return agent;
 
@@ -486,7 +486,7 @@
 }
 
 std::string DeviceManagementBackendImpl::GetPlatformString() {
-  CR_DEFINE_STATIC_LOCAL(std::string, platform, ());
+  static std::string platform;
   if (!platform.empty())
     return platform;