Move a bunch of gpu files out of include/private and into src/gpu.

In GrRecordingContext I moved the auditTrail onto the heap and only there
when compiling for tests. This allowed us to move a lot of files out of
include private.

Change-Id: Ib76ac211c0c6fd10bacaccf0c5f93f21a59f35d5
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/221344
Commit-Queue: Greg Daniel <egdaniel@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
Auto-Submit: Greg Daniel <egdaniel@google.com>
diff --git a/src/gpu/GrRenderTargetProxy.cpp b/src/gpu/GrRenderTargetProxy.cpp
index bd453c8..6dad311 100644
--- a/src/gpu/GrRenderTargetProxy.cpp
+++ b/src/gpu/GrRenderTargetProxy.cpp
@@ -5,7 +5,7 @@
  * found in the LICENSE file.
  */
 
-#include "include/private/GrRenderTargetProxy.h"
+#include "src/gpu/GrRenderTargetProxy.h"
 
 #include "src/core/SkMathPriv.h"
 #include "src/gpu/GrCaps.h"