remove cruft from SkTypes.h, including SkBool

src/animator/SkOperandIterpolator.cpp

Index: src/animator/SkOperandIterpolator.cpp
diff --git a/src/animator/SkOperandIterpolator.cpp b/src/animator/SkOperandIterpolator.cpp
index e6973e29f78fac6d5abdc3a524524aa7070fc85c..89ac44dea23944898b0484d87f4488ad5cd82c30 100644
--- a/src/animator/SkOperandIterpolator.cpp
+++ b/src/animator/SkOperandIterpolator.cpp
@@ -1,4 +1,3 @@
-
 /*
  * Copyright 2006 The Android Open Source Project
  *
@@ -6,7 +5,6 @@
  * found in the LICENSE file.
  */
 
-
 #include "SkOperandInterpolator.h"
 #include "SkScript.h"
 
@@ -60,7 +58,7 @@ SkInterpolatorBase::Result SkOperandInterpolator::timeToValues(SkMSec time, SkOp
 {
     SkScalar T;
     int index;
-    SkBool exact;
+    bool exact;
     Result result = timeToT(time, &T, &index, &exact);
     if (values)
     {