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
diff --git a/samplecode/SampleLineClipper.cpp b/samplecode/SampleLineClipper.cpp
index d0a8667..ac6b013 100644
--- a/samplecode/SampleLineClipper.cpp
+++ b/samplecode/SampleLineClipper.cpp
@@ -166,6 +166,7 @@
 	LineClipperView() {
         fProcIndex = 0;
         fCounter = 0;
+        fNow = 0;
 
         int x = (640 - W)/2;
         int y = (480 - H)/2;