sk_tool_utils -> ToolUtils, and git clang-format

sk_tool_utils doesn't really fit the naming convention
the rest of code under tools/ tends to use.

Change-Id: I45326a174101c6eb4b6149e9c742f658f2fd23b1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202313
Auto-Submit: Mike Klein <mtklein@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
diff --git a/samplecode/SampleAndroidShadows.cpp b/samplecode/SampleAndroidShadows.cpp
index fff2f94..b367ae9 100644
--- a/samplecode/SampleAndroidShadows.cpp
+++ b/samplecode/SampleAndroidShadows.cpp
@@ -9,15 +9,15 @@
 #include "SkAnimTimer.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
-#include "SkColorFilter.h"
 #include "SkCamera.h"
 #include "SkCanvas.h"
+#include "SkColorFilter.h"
 #include "SkPath.h"
 #include "SkPathOps.h"
 #include "SkPoint3.h"
 #include "SkShadowUtils.h"
 #include "SkUTF.h"
-#include "sk_tool_utils.h"
+#include "ToolUtils.h"
 
 ////////////////////////////////////////////////////////////////////////////