1.5x -> 2x text size for y pad.

This will expand the cheat to just big enough to pass an assertion coming
from our GDI bot.  Currently failing:
  -6.000000 -1.500000 6.000000 1.500000 vs. -1.000000 -2.000000 3.000000 1.000000
Will become (-8 -2 8 2) vs. (-1 -2 3 1).

BUG=skia:
R=mtklein@google.com

Author: mtklein@chromium.org

Review URL: https://codereview.chromium.org/496153002
diff --git a/src/core/SkRecordDraw.cpp b/src/core/SkRecordDraw.cpp
index db4e87f..a14b031 100644
--- a/src/core/SkRecordDraw.cpp
+++ b/src/core/SkRecordDraw.cpp
@@ -316,7 +316,7 @@
 #ifdef SK_DEBUG
         SkRect correct = *rect;
 #endif
-        const SkScalar yPad = 1.5f * paint.getTextSize(),  // In practice, this seems to be enough.
+        const SkScalar yPad = 2.0f * paint.getTextSize(),  // In practice, this seems to be enough.
                        xPad = 4.0f * yPad;                 // Hack for very wide Github logo font.
         rect->outset(xPad, yPad);
 #ifdef SK_DEBUG