Pull texture-backed bitmap resampler out of GrTextureParamsAdjuster code into its own class.

src/gpu/GrGpu.h

Index: src/gpu/GrGpu.h
diff --git a/src/gpu/GrGpu.h b/src/gpu/GrGpu.h
index 1b11c18b0661e8e22fe8691bc72025576fde8d6f..a2d1fafb872ba110a57071dd7fbe556fbad57e6f 100644
--- a/src/gpu/GrGpu.h
+++ b/src/gpu/GrGpu.h
@@ -384,7 +384,7 @@ public:
     // a given GrTextureParams. If so, the width, height and filter used for the copy are
     // output via the CopyParams.
     bool makeCopyForTextureParams(int width, int height, const GrTextureParams&,
-                                 GrTextureParamsAdjuster::CopyParams*) const;
+                                  GrTextureProducer::CopyParams*) const;
 
     // This is only to be used in GL-specific tests.
     virtual const GrGLContext* glContextForTesting() const { return nullptr; }