The Tor Browser: gfx/cairo/quartz-remove-snapshot.patch@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 changeset:   42958:dd0f1f0a96b3

     2 user:        Robert O'Callahan <robert@ocallahan.org>

     3 date:        Tue Jun 01 11:33:05 2010 +1200

     4 summary:     Bug 568189. Part 3: Remove snapshot backend function since it doesn't work and we may as well just fall back. r=jrmuizel

     6 diff --git a/gfx/cairo/cairo/src/cairo-quartz-surface.c b/gfx/cairo/cairo/src/cairo-quartz-surface.c

     7 --- a/gfx/cairo/cairo/src/cairo-quartz-surface.c

     8 +++ b/gfx/cairo/cairo/src/cairo-quartz-surface.c

     9 @@ -1993,33 +1993,16 @@ _cairo_quartz_surface_acquire_source_ima

    10      if (status)

    11  	return _cairo_error (CAIRO_STATUS_NO_MEMORY);

    13      *image_extra = NULL;

    15      return CAIRO_STATUS_SUCCESS;

    16  }

    18 -static cairo_surface_t *

    19 -_cairo_quartz_surface_snapshot (void *abstract_surface)

    20 -{

    21 -    cairo_int_status_t status;

    22 -    cairo_quartz_surface_t *surface = abstract_surface;

    23 -    cairo_image_surface_t *image;

    24 -

    25 -    if (surface->imageSurfaceEquiv)

    26 -	return NULL;

    27 -

    28 -    status = _cairo_quartz_get_image (surface, &image);

    29 -    if (unlikely (status))

    30 -        return _cairo_surface_create_in_error (CAIRO_STATUS_NO_MEMORY);

    31 -

    32 -    return &image->base;

    33 -}

    34 -

    35  static void

    36  _cairo_quartz_surface_release_source_image (void *abstract_surface,

    37  					     cairo_image_surface_t *image,

    38  					     void *image_extra)

    39  {

    40      cairo_surface_destroy ((cairo_surface_t *) image);

    41  }

    43 @@ -2916,17 +2899,17 @@ static const struct _cairo_surface_backe

    44      _cairo_quartz_surface_stroke,

    45      _cairo_quartz_surface_fill,

    46  #if CAIRO_HAS_QUARTZ_FONT

    47      _cairo_quartz_surface_show_glyphs,

    48  #else

    49      NULL, /* show_glyphs */

    50  #endif

    52 -    _cairo_quartz_surface_snapshot,

    53 +    NULL, /* snapshot */

    54      NULL, /* is_similar */

    55      NULL  /* fill_stroke */

    56  };

    58  cairo_quartz_surface_t *

    59  _cairo_quartz_surface_create_internal (CGContextRef cgContext,

    60  					cairo_content_t content,

    61  					unsigned int width,

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