Add Pepper TrueType font API plumbing.

content/browser/renderer_host/pepper/pepper_truetype_font_list_win.cc

Index: content/browser/renderer_host/pepper/pepper_truetype_font_list_win.cc
diff --git a/content/browser/renderer_host/pepper/pepper_truetype_font_list_win.cc b/content/browser/renderer_host/pepper/pepper_truetype_font_list_win.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6a3ee0faf0c07bc21048453de21c77ed106476c4
--- /dev/null
+++ b/content/browser/renderer_host/pepper/pepper_truetype_font_list_win.cc
@@ -0,0 +1,44 @@
+// Copyright (c) 2013 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 "content/browser/renderer_host/pepper/pepper_truetype_font_list.h"
+
+#include <windows.h>
+
+#include "base/utf_string_conversions.h"
+#include "base/win/scoped_hdc.h"
+
+namespace content {
+
+namespace {
+
+static int CALLBACK EnumFontFamExProc(ENUMLOGFONTEXW* logical_font,
+                                      NEWTEXTMETRICEXW* physical_font,
+                                      DWORD font_type,
+                                      LPARAM lparam) {
+  std::vector<std::string>* font_families =
+      reinterpret_cast<std::vector<std::string>*>(lparam);
+  if (font_families) {
+    const LOGFONTW& lf = logical_font->elfLogFont;
+    if (lf.lfFaceName[0] && lf.lfFaceName[0] != '@' &&
+        lf.lfOutPrecision == OUT_STROKE_PRECIS) {  // Outline fonts only.
+      std::string face_name(UTF16ToUTF8(lf.lfFaceName));
+      font_families->push_back(face_name);
+    }
+  }
+  return 1;
+}
+
+}  // namespace
+
+void GetFontFamilies_SlowBlocking(std::vector<std::string>* font_families) {
+  LOGFONTW logfont;
+  memset(&logfont, 0, sizeof(logfont));
+  logfont.lfCharSet = DEFAULT_CHARSET;
+  base::win::ScopedCreateDC hdc(::GetDC(NULL));
+  ::EnumFontFamiliesExW(hdc, &logfont, (FONTENUMPROCW)&EnumFontFamExProc,
+                        (LPARAM)font_families, 0);
+}
+
+}  // namespace content