[autotests] QIcon tests fail using svg module

QIcon tests are failing.

This log succeeds for all tests
http://testresults.qt-project.org/ci/Qt5_master_Integration/build_00384/linux-g++_developer-build_qtnamespace_qtlibinfix_Ubuntu_11.10_x64/log.txt.gz

The following log fails for three svg related tst_QIcon tests (these tests are not part of the qtbase quality gate)
http://testresults.qt-project.org/ci/Qt5_master_Integration/build_00385/linux-g++_developer-build_qtnamespace_qtlibinfix_Ubuntu_11.10_x64/log.txt.gz

During this time QIconEngine V2 was folded into the original (commit 0f48d1a52327695d7c9d3d9753fedc366e2fd878, git log --after="Jan 31 2012" --before="Feb 1 2012" -p).