Merge M53: Ignore desktop creation errors in the sandbox.

content/common/sandbox_win.cc

Index: content/common/sandbox_win.cc
diff --git a/content/common/sandbox_win.cc b/content/common/sandbox_win.cc
index 35c33d597cc2a730df0c55f89cfa67fb6ea27f5f..a3f5d01efb4c66f9d0ee5cfb746ca0d0ef6ea89d 100644
--- a/content/common/sandbox_win.cc
+++ b/content/common/sandbox_win.cc
@@ -410,8 +410,9 @@ sandbox::ResultCode AddPolicyForSandboxedProcess(
 
   result = policy->SetAlternateDesktop(true);
   if (result != sandbox::SBOX_ALL_OK) {
+    // Ignore the result of setting the alternate desktop.
     DLOG(WARNING) << "Failed to apply desktop security to the renderer";
-    return result;
+    result = sandbox::SBOX_ALL_OK;
   }
 
   return result;