Print Preview: Fix failure to save with long page title

chrome/test/BUILD.gn

Index: chrome/test/BUILD.gn
diff --git a/chrome/test/BUILD.gn b/chrome/test/BUILD.gn
index 3ed3b7904445246f66249b0c73311a2f51083526..19c348437b41b88eb325a2476c2d66508026bbdc 100644
--- a/chrome/test/BUILD.gn
+++ b/chrome/test/BUILD.gn
@@ -4413,6 +4413,10 @@ test("unit_tests") {
       "../utility/cloud_print/pwg_encoder_unittest.cc",
     ]
 
+    if (is_win) {
+      sources += [ "../browser/ui/webui/print_preview/print_preview_handler_unittest.cc" ]

[Lei Zhang, 2017/04/19 21:14:08]

Just name it print_preview_handler_win_unittest.cc, then you can put it in the
list above, just like ui/shell_dialogs/select_file_dialog_win_unittest.cc.

[rbpotter, 2017/04/19 23:30:13]

Done.

+    }
+
     deps += [
       "//ipc",
       "//printing:test_support",