diff -r 000000000000 -r 6474c204b198 gfx/cairo/quartz-get-image-performance.patch
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/cairo/quartz-get-image-performance.patch	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,43 @@
+# HG changeset patch
+# User Matt Woodrow <mwoodrow@mozilla.com>
+# Date 1314162877 -43200
+# Node ID 87458c4670dcd16be5a5715d741ee2ca4cf18d0f
+# Parent  95eb700a64591cda694c284a9f8ad08c11e3dd97
+Bug 675837 - Only flush Quartz surfaces on the success paths during cairo_quartz_get_image. r=roc
+
+diff --git a/gfx/cairo/cairo/src/cairo-quartz-surface.c b/gfx/cairo/cairo/src/cairo-quartz-surface.c
+--- a/gfx/cairo/cairo/src/cairo-quartz-surface.c
++++ b/gfx/cairo/cairo/src/cairo-quartz-surface.c
+@@ -1909,30 +1909,30 @@ _cairo_quartz_get_image (cairo_quartz_su
+     unsigned char *imageData;
+     cairo_image_surface_t *isurf;
+ 
+     if (IS_EMPTY(surface)) {
+ 	*image_out = (cairo_image_surface_t*) cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 0, 0);
+ 	return CAIRO_STATUS_SUCCESS;
+     }
+ 
+-    CGContextFlush(surface->cgContext);
+-
+     if (surface->imageSurfaceEquiv) {
++	CGContextFlush(surface->cgContext);
+ 	*image_out = (cairo_image_surface_t*) cairo_surface_reference(surface->imageSurfaceEquiv);
+ 	return CAIRO_STATUS_SUCCESS;
+     }
+ 
+     if (_cairo_quartz_is_cgcontext_bitmap_context(surface->cgContext)) {
+ 	unsigned int stride;
+ 	unsigned int bitinfo;
+ 	unsigned int bpc, bpp;
+ 	CGColorSpaceRef colorspace;
+ 	unsigned int color_comps;
+ 
++	CGContextFlush(surface->cgContext);
+ 	imageData = (unsigned char *) CGBitmapContextGetData(surface->cgContext);
+ 
+ #ifdef USE_10_3_WORKAROUNDS
+ 	bitinfo = CGBitmapContextGetAlphaInfo (surface->cgContext);
+ #else
+ 	bitinfo = CGBitmapContextGetBitmapInfo (surface->cgContext);
+ #endif
+ 	stride = CGBitmapContextGetBytesPerRow (surface->cgContext);