content: Copy layout test helpers from Blink to Chromium.

content/shell/renderer/test_runner/helper/layout_test_helper_win.cc

Index: content/shell/renderer/test_runner/helper/layout_test_helper_win.cc
diff --git a/content/shell/renderer/test_runner/helper/layout_test_helper_win.cc b/content/shell/renderer/test_runner/helper/layout_test_helper_win.cc
new file mode 100644
index 0000000000000000000000000000000000000000..089c39f412f0dbd57b5b76cc71ecdf2f6a74b41e
--- /dev/null
+++ b/content/shell/renderer/test_runner/helper/layout_test_helper_win.cc
@@ -0,0 +1,54 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <signal.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <windows.h>
+
+static BOOL fontSmoothingEnabled = FALSE;

[jochen (gone - plz use gerrit), 2014/01/03 14:08:58]

font_smoothing_enabled

[tfarina, 2014/01/03 22:08:52]

Done.

+
+static void saveInitialSettings(void) {

[jochen (gone - plz use gerrit), 2014/01/03 14:08:58]

SaveInitial... and no (void)

[tfarina, 2014/01/03 22:08:52]

Done.

+  ::SystemParametersInfo(SPI_GETFONTSMOOTHING, 0, &fontSmoothingEnabled, 0);
+}
+
+// Technically, all we need to do is disable ClearType. However,
+// for some reason, the call to SPI_SETFONTSMOOTHINGTYPE doesn't
+// seem to work, so we just disable font smoothing all together
+// (which works reliably)
+static void installLayoutTestSettings(void) {

[jochen (gone - plz use gerrit), 2014/01/03 14:08:58]

Install... and no (void)

[tfarina, 2014/01/03 22:08:52]

Done.

+  ::SystemParametersInfo(SPI_SETFONTSMOOTHING, FALSE, 0, 0);
+}
+
+static void restoreInitialSettings(void) {

[jochen (gone - plz use gerrit), 2014/01/03 14:08:58]

Restore... and no (void)

[tfarina, 2014/01/03 22:08:52]

Done.

+  ::SystemParametersInfo(
+      SPI_SETFONTSMOOTHING, static_cast<UINT>(fontSmoothingEnabled), 0, 0);
+}
+
+static void simpleSignalHandler(int signalNumber) {

[jochen (gone - plz use gerrit), 2014/01/03 14:08:58]

Simple...

[tfarina, 2014/01/03 22:08:52]

Done.

+  // Try to restore the settings and then go down cleanly
+  restoreInitialSettings();
+  exit(128 + signalNumber);
+}
+
+int main(int, char * []) {
+  // Hooks the ways we might get told to clean up...
+  signal(SIGINT, simpleSignalHandler);
+  signal(SIGTERM, simpleSignalHandler);
+
+  saveInitialSettings();
+
+  installLayoutTestSettings();
+
+  // Let the script know we're ready
+  printf("ready\n");
+  fflush(stdout);
+
+  // Wait for any key (or signal)
+  getchar();
+
+  restoreInitialSettings();
+
+  return EXIT_SUCCESS;
+}