Forward declare a bunch of classes.

Then do IWYU to fix up build errors. Move some implementations out of
headers to allow more forward declarations.

Change-Id: Idbeb978705a21cd6fb710ca9f5e99b4ea7d93ec5
Reviewed-on: https://pdfium-review.googlesource.com/c/44632
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/core/fxge/fx_font.cpp b/core/fxge/fx_font.cpp
new file mode 100644
index 0000000000..29c55dd0e6
--- /dev/null
+++ b/core/fxge/fx_font.cpp
@@ -0,0 +1,13 @@
+// Copyright 2018 PDFium 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 "core/fxge/fx_font.h"
+
+#include "core/fxge/dib/cfx_dibitmap.h"
+#include "core/fxge/dib/cfx_imagestretcher.h"
+
+CFX_GlyphBitmap::CFX_GlyphBitmap()
+    : m_pBitmap(pdfium::MakeRetain<CFX_DIBitmap>()) {}
+
+CFX_GlyphBitmap::~CFX_GlyphBitmap() = default;