Setup CCPR testing with GrMockContext

Beefs up the mock context to be able to support CCPR, sets up a
framework for testing CCPR with the mock context, and adds a new test.

Bug: skia:
Change-Id: If95f92726f7b1a7f52ad04ca8126551f58ea8032
Reviewed-on: https://skia-review.googlesource.com/67980
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/src/gpu/GrPathRendererChain.h b/src/gpu/GrPathRendererChain.h
index 7d2c56ea8c..de17e53d81 100644
--- a/src/gpu/GrPathRendererChain.h
+++ b/src/gpu/GrPathRendererChain.h
@@ -15,6 +15,7 @@
 #include "SkTArray.h"
 
 class GrContext;
+class GrCoverageCountingPathRenderer;
 
 /**
  * Keeps track of an ordered list of path renderers. When a path needs to be
@@ -46,11 +47,18 @@ public:
                                     DrawType drawType,
                                     GrPathRenderer::StencilSupport* stencilSupport);
 
+    /** Returns a direct pointer to the coverage counting path renderer, or null if it is not in the
+        chain. */
+    GrCoverageCountingPathRenderer* getCoverageCountingPathRenderer() {
+        return fCoverageCountingPathRenderer;
+    }
+
 private:
     enum {
         kPreAllocCount = 8,
     };
     SkSTArray<kPreAllocCount, sk_sp<GrPathRenderer>>    fChain;
+    GrCoverageCountingPathRenderer*                     fCoverageCountingPathRenderer = nullptr;
 };
 
 #endif