Merge GrGLSLCaps into GrShaderCaps

GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=5121

Change-Id: If8d13638f80f42161cbc766a2666c5789e5772c8
Reviewed-on: https://skia-review.googlesource.com/5121
Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/src/gpu/effects/GrGammaEffect.h b/src/gpu/effects/GrGammaEffect.h
index 3f84ac9..a3e4b0e 100644
--- a/src/gpu/effects/GrGammaEffect.h
+++ b/src/gpu/effects/GrGammaEffect.h
@@ -32,7 +32,7 @@
     GrGammaEffect(Mode mode, SkScalar gamma);
 
     GrGLSLFragmentProcessor* onCreateGLSLInstance() const override;
-    void onGetGLSLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder*) const override;
+    void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override;
     bool onIsEqual(const GrFragmentProcessor&) const override;
     void onComputeInvariantOutput(GrInvariantOutput* inout) const override;