Grab-bag of memory fixes.  SkFlatMatrix::Flatten had the same issue as
Sk2DPathEffect:  it was encoding a partially-unintialized matrix type mask. 
The others are simply uninitialized vars in the sample code.

Review URL:  http://codereview.appspot.com/4539072/



git-svn-id: http://skia.googlecode.com/svn/trunk@1414 2bbb7eff-a529-9590-31e7-b0007b416f81
3 files changed