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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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This commit is contained in:
Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
150858 changed files with 23884658 additions and 0 deletions
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57
gfx/cairo/handle-multi-path-clip.patch Normal file
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@ -0,0 +1,57 @@
diff --git a/gfx/cairo/cairo/src/cairo-image-surface.c b/gfx/cairo/cairo/src/cairo-image-surface.c
--- a/gfx/cairo/cairo/src/cairo-image-surface.c
+++ b/gfx/cairo/cairo/src/cairo-image-surface.c
@@ -2885,16 +2885,18 @@ static cairo_status_t
cairo_bool_t need_clip_mask = FALSE;
cairo_status_t status;
struct _cairo_boxes_chunk *chunk;
uint32_t pixel;
int i;
if (clip != NULL) {
status = _cairo_clip_get_region (clip, &clip_region);
+ if (unlikely (status == CAIRO_INT_STATUS_NOTHING_TO_DO))
+ return CAIRO_STATUS_SUCCESS;
need_clip_mask = status == CAIRO_INT_STATUS_UNSUPPORTED;
if (need_clip_mask &&
(op == CAIRO_OPERATOR_SOURCE || ! extents->is_bounded))
{
return CAIRO_INT_STATUS_UNSUPPORTED;
}
if (clip_region != NULL && cairo_region_num_rectangles (clip_region) == 1)
@@ -3200,30 +3202,20 @@ static cairo_status_t
return _clip_and_composite (dst, op, src,
_composite_traps, &info,
extents, clip);
}
static cairo_clip_path_t *
_clip_get_single_path (cairo_clip_t *clip)
{
- cairo_clip_path_t *iter = clip->path;
- cairo_clip_path_t *path = NULL;
-
- do {
- if ((iter->flags & CAIRO_CLIP_PATH_IS_BOX) == 0) {
- if (path != NULL)
- return FALSE;
-
- path = iter;
- }
- iter = iter->prev;
- } while (iter != NULL);
-
- return path;
+ if (clip->path->prev == NULL)
+ return clip->path;
+
+ return NULL;
}
/* high level image interface */
static cairo_int_status_t
_cairo_image_surface_paint (void *abstract_surface,
cairo_operator_t op,
const cairo_pattern_t *source,