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diff --git a/gfx/skia/skia/include/config/SkUserConfig.h b/gfx/skia/skia/include/config/SkUserConfig.h
new file mode 100644
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--- /dev/null
+++ b/gfx/skia/skia/include/config/SkUserConfig.h
@@ -0,0 +1,152 @@
+/*
+ * Copyright 2006 The Android Open Source Project
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#ifndef SkUserConfig_DEFINED
+#define SkUserConfig_DEFINED
+
+/*  SkTypes.h, the root of the public header files, includes this file
+    SkUserConfig.h after first initializing certain Skia defines, letting
+    this file change or augment those flags.
+
+    Below are optional defines that add, subtract, or change default behavior
+    in Skia. Your port can locally edit this file to enable/disable flags as
+    you choose, or these can be declared on your command line (i.e. -Dfoo).
+
+    By default, this #include file will always default to having all the flags
+    commented out, so including it will have no effect.
+*/
+
+///////////////////////////////////////////////////////////////////////////////
+
+/*  Skia has lots of debug-only code. Often this is just null checks or other
+    parameter checking, but sometimes it can be quite intrusive (e.g. check that
+    each 32bit pixel is in premultiplied form). This code can be very useful
+    during development, but will slow things down in a shipping product.
+
+    By default, these mutually exclusive flags are defined in SkTypes.h,
+    based on the presence or absence of NDEBUG, but that decision can be changed
+    here.
+*/
+//#define SK_DEBUG
+//#define SK_RELEASE
+
+/*  To write debug messages to a console, skia will call SkDebugf(...) following
+    printf conventions (e.g. const char* format, ...). If you want to redirect
+    this to something other than printf, define yours here
+*/
+//#define SkDebugf(...)  MyFunction(__VA_ARGS__)
+
+/* Skia has both debug and release asserts. When an assert fails SK_ABORT will
+   be used to report an abort message. SK_ABORT is expected not to return. Skia
+   provides a default implementation which will print the message with SkDebugf
+   and then call sk_abort_no_print.
+*/
+//#define SK_ABORT(message, ...)
+
+/* To specify a different default font strike cache memory limit, define this. If this is
+   undefined, skia will use a built-in value.
+*/
+//#define SK_DEFAULT_FONT_CACHE_LIMIT   (1024 * 1024)
+
+/* To specify a different default font strike cache count limit, define this. If this is
+   undefined, skia will use a built-in value.
+*/
+// #define SK_DEFAULT_FONT_CACHE_COUNT_LIMIT   2048
+
+/* To specify the default size of the image cache, undefine this and set it to
+   the desired value (in bytes). SkGraphics.h as a runtime API to set this
+   value as well. If this is undefined, a built-in value will be used.
+*/
+//#define SK_DEFAULT_IMAGE_CACHE_LIMIT (1024 * 1024)
+
+/*  Define this to set the upper limit for text to support LCD. Values that
+    are very large increase the cost in the font cache and draw slower, without
+    improving readability. If this is undefined, Skia will use its default
+    value (e.g. 48)
+*/
+//#define SK_MAX_SIZE_FOR_LCDTEXT     48
+
+/*  Change the kN32_SkColorType ordering to BGRA to work in X windows.
+*/
+//#define SK_R32_SHIFT    16
+
+/* Determines whether to build code that supports the Ganesh GPU backend. Some classes
+   that are not GPU-specific, such as SkShader subclasses, have optional code
+   that is used allows them to interact with this GPU backend. If you'd like to
+   include this code, include -DSK_GANESH in your cflags or uncomment below.
+   Defaults to not set (No Ganesh GPU backend).
+   This define affects the ABI of Skia, so make sure it matches the client which uses
+   the compiled version of Skia.
+*/
+//#define SK_GANESH
+
+/* Skia makes use of histogram logging macros to trace the frequency of
+   events. By default, Skia provides no-op versions of these macros.
+   Skia consumers can provide their own definitions of these macros to
+   integrate with their histogram collection backend.
+*/
+//#define SK_HISTOGRAM_BOOLEAN(name, sample)
+//#define SK_HISTOGRAM_ENUMERATION(name, sample, enum_size)
+//#define SK_HISTOGRAM_EXACT_LINEAR(name, sample, value_max)
+//#define SK_HISTOGRAM_MEMORY_KB(name, sample)
+
+/* Skia tries to make use of some non-standard C++ language extensions.
+   By default, Skia provides msvc and clang/gcc versions of these macros.
+   Skia consumers can provide their own definitions of these macros to
+   integrate with their own compilers and build system.
+*/
+//#define SK_UNUSED [[maybe_unused]]
+//#define SK_WARN_UNUSED_RESULT [[nodiscard]]
+//#define SK_ALWAYS_INLINE inline __attribute__((always_inline))
+//#define SK_NEVER_INLINE __attribute__((noinline))
+//#define SK_PRINTF_LIKE(A, B) __attribute__((format(printf, (A), (B))))
+//#define SK_NO_SANITIZE(A) __attribute__((no_sanitize(A)))
+//#define SK_TRIVIAL_ABI [[clang::trivial_abi]]
+
+/*
+ * If compiling Skia as a DLL, public APIs should be exported. Skia will set
+ * SK_API to something sensible for Clang and MSVC, but if clients need to
+ * customize it for their build system or compiler, they may.
+ * If a client needs to use SK_API (e.g. overriding SK_ABORT), then they
+ * *must* define their own, the default will not be defined prior to loading
+ * this file.
+ */
+//#define SK_API __declspec(dllexport)
+
+#define MOZ_SKIA
+
+// On all platforms we have this byte order
+#define SK_A32_SHIFT 24
+#define SK_R32_SHIFT 16
+#define SK_G32_SHIFT 8
+#define SK_B32_SHIFT 0
+
+#define SK_ALLOW_STATIC_GLOBAL_INITIALIZERS 0
+
+#define SK_RASTERIZE_EVEN_ROUNDING
+
+#define I_ACKNOWLEDGE_SKIA_DOES_NOT_SUPPORT_BIG_ENDIAN
+
+#define SK_SUPPORT_GPU 0
+
+#define SK_DISABLE_SLOW_DEBUG_VALIDATION 1
+
+#define SK_DISABLE_TYPEFACE_CACHE
+
+#define SK_USE_FREETYPE_EMBOLDEN
+
+#define SK_IGNORE_MAC_BLENDING_MATCH_FIX
+
+#ifndef MOZ_IMPLICIT
+#  ifdef MOZ_CLANG_PLUGIN
+#    define MOZ_IMPLICIT __attribute__((annotate("moz_implicit")))
+#  else
+#    define MOZ_IMPLICIT
+#  endif
+#endif
+
+#endif