am cb82b7f1: am a58336f6: Merge "Use fabsf() rather than abs()"

* commit 'cb82b7f1824dc7f9fa73c2bada7107c48290af8b':
  Use fabsf() rather than abs()
diff --git a/libs/hwui/AmbientShadow.cpp b/libs/hwui/AmbientShadow.cpp
index 9dcd3a8..f9cbf93 100644
--- a/libs/hwui/AmbientShadow.cpp
+++ b/libs/hwui/AmbientShadow.cpp
@@ -129,7 +129,7 @@
 }
 
 inline bool needsExtraForEdge(float firstAlpha, float secondAlpha) {
-    return abs(firstAlpha - secondAlpha) > ALPHA_THRESHOLD;
+    return fabsf(firstAlpha - secondAlpha) > ALPHA_THRESHOLD;
 }
 
 /**