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Fix various crashes, leaks, and cycles #468

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wants to merge 6 commits into from
Closed

Fix various crashes, leaks, and cycles #468

wants to merge 6 commits into from
+155 −27

Commits on May 22, 2013

  1. Ensure FontHandles on Linux don't outlast the FreeType library refere… 

    …nce.
    @jdm
    jdm committed May 22, 2013
    a43f92a

  2. Avoid leaking FcPattern pointers.

    @jdm
    jdm committed May 22, 2013
    c8b10ec

  3. Remove unnecessary cycle between FontEntry and FontFamily.

    @jdm
    jdm committed May 22, 2013
    818d29d

  4. Add document teardown operation to safely remove rooting for DOM tree… 

    … and prevent leaks.
    @jdm
    jdm committed May 22, 2013
    982dd0c

  5. Add teardown phase to the start of each layout operation that manuall… 

    …y breaks cycles between flows, boxes, fonts, shapers, and textruns on stale layout data.
    @jdm
    jdm committed May 22, 2013
    ec4f16f

  6. Avoid creating a TextRun which won't be used, thus creating a permane… 

    …nt cycle with no way to break it.
    @jdm
    jdm committed May 22, 2013
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