Issue #1274 - Part 1: Adopt the cairo version as our own.

- Move header licensing from tri-license to MPL 2.0. MPL-compatible
  other licensing has been retained where originally present.
- Remove individual superseded licensing terms.
- Remove patches, outdated readmes & incomplete patch summaries.
- Remove incomplete cairo release notes (only went up to 1.6.4 anyway).
- Rewrite COPYING to indicate the current state of the library in tree.

1 files changed, 0 insertions, 46 deletions

diff --git a/gfx/cairo/ft-no-subpixel-if-surface-disables.patch b/gfx/cairo/ft-no-subpixel-if-surface-disables.patch
deleted file mode 100644
index a53e5de2b..000000000
--- a/gfx/cairo/ft-no-subpixel-if-surface-disables.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-# HG changeset patch
-# Parent 31c7eac3de3de324cb5c93bd19c4e16a693f1101
-# User Karl Tomlinson <karlt+@karlt.net>
-b=929451 don't use subpixel aa for ft fonts on surfaces that don't support it r?roc
-
-Also:
-* Prefer subpixel order provided by the surface over that from the font face.
-* Allow font face options to turn off subpixel aa.
-
-diff --git a/gfx/cairo/cairo/src/cairo-ft-font.c b/gfx/cairo/cairo/src/cairo-ft-font.c
---- a/gfx/cairo/cairo/src/cairo-ft-font.c
-+++ b/gfx/cairo/cairo/src/cairo-ft-font.c
-@@ -1759,23 +1759,26 @@ static void
- 
-     if (load_flags & FT_LOAD_NO_HINTING)
- 	other->base.hint_style = CAIRO_HINT_STYLE_NONE;
- 
-     if (other->base.antialias == CAIRO_ANTIALIAS_NONE ||
- 	options->base.antialias == CAIRO_ANTIALIAS_NONE) {
- 	options->base.antialias = CAIRO_ANTIALIAS_NONE;
- 	options->base.subpixel_order = CAIRO_SUBPIXEL_ORDER_DEFAULT;
--    }
--
--    if (other->base.antialias == CAIRO_ANTIALIAS_SUBPIXEL &&
--	(options->base.antialias == CAIRO_ANTIALIAS_DEFAULT ||
--	 options->base.antialias == CAIRO_ANTIALIAS_GRAY)) {
--	options->base.antialias = CAIRO_ANTIALIAS_SUBPIXEL;
--	options->base.subpixel_order = other->base.subpixel_order;
-+    } else if (options->base.antialias != CAIRO_ANTIALIAS_GRAY) {
-+	/* The surface supports subpixel aa, so let the font face options
-+	 * choose whether to use subpixel aa.  If the surface has
-+	 * CAIRO_ANTIALIAS_GRAY (e.g. PS, PDF, SVG, translucent part of a
-+	 * CONTENT_COLOR_ALPHA surface), then don't accept subpixel aa. */
-+	if (other->base.antialias != CAIRO_ANTIALIAS_DEFAULT)
-+	    options->base.antialias = other->base.antialias;
-+	/* If the surface knows the subpixel order then use that. */
-+	if (options->base.subpixel_order == CAIRO_SUBPIXEL_ORDER_DEFAULT)
-+	    options->base.subpixel_order = other->base.subpixel_order;
-     }
- 
-     if (options->base.hint_style == CAIRO_HINT_STYLE_DEFAULT)
- 	options->base.hint_style = other->base.hint_style;
- 
-     if (other->base.hint_style == CAIRO_HINT_STYLE_NONE)
- 	options->base.hint_style = CAIRO_HINT_STYLE_NONE;
-