Destroy resolved framebuffers on resize, not swap.
Destroy resolved framebuffers on resize, not swap.

This fixes a regression introduced by http://codereview.chromium.org/7795015

BUG=95611
TEST=viewport-unchanged-upon-resize.html, read-pixels-test.html


Review URL: http://codereview.chromium.org/7841047

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@100277 0039d316-1c4b-4281-b951-d872f2087c98

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