move Sk{Test,Random}ScalerContext to tools

There's no need for Skia users to link this test code.

Change-Id: I9d6ef2a053d0cf5cb916aa254389ca819c48bae1
Reviewed-on: https://skia-review.googlesource.com/69922
Reviewed-by: Ben Wagner <bungeman@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>

BUILD.gn

@@ -1073,6 +1073,8 @@ if (skia_enable_tools) {
       "tools/LsanSuppressions.cpp",
       "tools/ProcStats.cpp",
       "tools/Resources.cpp",
+      "tools/SkRandomScalerContext.cpp",
+      "tools/SkTestScalerContext.cpp",
       "tools/ThermalManager.cpp",
       "tools/UrlDataManager.cpp",
       "tools/debugger/SkDebugCanvas.cpp",

gm/textblobrandomfont.cpp

@@ -11,11 +11,11 @@
 #include "Resources.h"
 #include "SkCanvas.h"
 #include "SkGradientShader.h"
+#include "SkRandomScalerContext.h"
 #include "SkStream.h"
 #include "SkSurface.h"
 #include "SkTextBlob.h"
 #include "SkTypeface.h"
-#include "../src/fonts/SkRandomScalerContext.h"
 
 #if SK_SUPPORT_GPU
 

gn/utils.gni

@@ -87,9 +87,4 @@ skia_utils_sources = [
   "$_src/utils/win/SkWGL.h",
   "$_src/utils/win/SkWGL_win.cpp",
 
-  #testing
-  "$_src/fonts/SkRandomScalerContext.cpp",
-  "$_src/fonts/SkRandomScalerContext.h",
-  "$_src/fonts/SkTestScalerContext.cpp",
-  "$_src/fonts/SkTestScalerContext.h",
 ]

public.bzl

@@ -438,6 +438,10 @@ DM_SRCS_ALL = struct(
         "tools/Resources.cpp",
         "tools/Resources.h",
         "tools/SkJSONCPP.h",
+        "tools/SkRandomScalerContext.cpp",
+        "tools/SkRandomScalerContext.h",
+        "tools/SkTestScalerContext.cpp",
+        "tools/SkTestScalerContext.h",
         "tools/UrlDataManager.cpp",
         "tools/UrlDataManager.h",
         "tools/debugger/*.cpp",

tests/TextBlobCacheTest.cpp

@@ -8,14 +8,14 @@
 #include "sk_tool_utils.h"
 
 #include "SkCanvas.h"
-#include "SkPaint.h"
-#include "SkPoint.h"
-#include "SkTextBlob.h"
 #include "SkFontMgr.h"
 #include "SkGraphics.h"
+#include "SkPaint.h"
+#include "SkPoint.h"
+#include "SkRandomScalerContext.h"
 #include "SkSurface.h"
+#include "SkTextBlob.h"
 #include "SkTypeface.h"
-#include "../src/fonts/SkRandomScalerContext.h"
 
 #ifdef SK_BUILD_FOR_WIN
     #include "SkTypeface_win.h"