fix for new fiddle compiler

New compiler is stricter, requiring
some variable initialization, braces.

A bug in SkRect was fixed, changing
debug output.

TBR=jcgregario@google.com

Docs-Preview: https://skia.org/?cl=136179
Bug: skia:6898
Change-Id: I19ef1dab2d3154778d0613e7337fdcfb340dacc7
Reviewed-on: https://skia-review.googlesource.com/136179
Commit-Queue: Cary Clark <caryclark@google.com>
Commit-Queue: Joe Gregorio <jcgregorio@google.com>
Auto-Submit: Cary Clark <caryclark@google.com>
Reviewed-by: Joe Gregorio <jcgregorio@google.com>
Reviewed-by: Cary Clark <caryclark@google.com>
diff --git a/docs/SkRect_Reference.bmh b/docs/SkRect_Reference.bmh
index fd747b0..71e26f2 100644
--- a/docs/SkRect_Reference.bmh
+++ b/docs/SkRect_Reference.bmh
@@ -669,7 +669,7 @@
 #In Property
 #Line # returns midpoint in y ##
 Returns average of top edge and bottom edge. Result does not change if Rect
-is sorted. Result may overflow to infinity if Rect is far from the origin.
+is sorted.
 
 #Return midpoint in y ##
 
@@ -678,7 +678,7 @@
    SkDebugf("left: %g right: %g centerX: %g ", rect.left(), rect.right(), rect.centerX());
    SkDebugf("safe mid x: %g\n", rect.left() / 2 + rect.right() / 2);
 #StdOut
-left: 2e+38 right: 3e+38 centerX: inf safe mid x: 2.5e+38
+left: 2e+38 right: 3e+38 centerX: 2.5e+38 safe mid x: 2.5e+38
 ##
 ##