Rename GrSurfaceContext -> skgpu::SurfaceContext

Almost entirely mechanical.

Bug: skia:11837
Change-Id: I984339097fdeeae2eccb6c1d790d510020511961
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/438177
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/tests/TestUtils.h b/tests/TestUtils.h
index bb6037c..104885c 100644
--- a/tests/TestUtils.h
+++ b/tests/TestUtils.h
@@ -12,17 +12,17 @@
 #include "src/gpu/GrDataUtils.h"
 #include "tests/Test.h"
 
-class GrSurfaceContext;
+namespace skgpu { class SurfaceContext; }
 class GrSurfaceProxy;
 typedef uint32_t GrColor;
 
 // Ensure that reading back from 'srcContext' as RGBA 8888 matches 'expectedPixelValues
-void TestReadPixels(skiatest::Reporter*, GrDirectContext*, GrSurfaceContext* srcContext,
+void TestReadPixels(skiatest::Reporter*, GrDirectContext*, skgpu::SurfaceContext* srcContext,
                     uint32_t expectedPixelValues[], const char* testName);
 
 // See if trying to write RGBA 8888 pixels to 'dstContext' matches matches the
 // expectation ('expectedToWork')
-void TestWritePixels(skiatest::Reporter*, GrDirectContext*, GrSurfaceContext* srcContext,
+void TestWritePixels(skiatest::Reporter*, GrDirectContext*, skgpu::SurfaceContext* srcContext,
                      bool expectedToWork, const char* testName);
 
 // Ensure that the pixels can be copied from 'proxy' viewed as colorType, to an RGBA 8888