Gamma-correctness pushed into Skia, top-down.

src/gpu/GrPipeline.h

Index: src/gpu/GrPipeline.h
diff --git a/src/gpu/GrPipeline.h b/src/gpu/GrPipeline.h
index bdcc7d991bbd86f522f8dbff36b3e9422846d97f..f64b875f133d2cab9c3ffb21691074863dd4cbe9 100644
--- a/src/gpu/GrPipeline.h
+++ b/src/gpu/GrPipeline.h
@@ -148,6 +148,9 @@ public:
     bool getDisableOutputConversionToSRGB() const {
         return SkToBool(fFlags & kDisableOutputConversionToSRGB_Flag);
     }
+    bool getAllowSRGBInputs() const {
+        return SkToBool(fFlags & kAllowSRGBInputs_Flag);
+    }
 
     GrXferBarrierType xferBarrierType(const GrCaps& caps) const {
         return this->getXferProcessor().xferBarrierType(fRenderTarget.get(), caps);
@@ -190,6 +193,7 @@ private:
         kHWAA_Flag                          = 0x1,
         kSnapVertices_Flag                  = 0x2,
         kDisableOutputConversionToSRGB_Flag = 0x4,
+        kAllowSRGBInputs_Flag               = 0x8,
     };
 
     typedef GrPendingIOResource<GrRenderTarget, kWrite_GrIOType> RenderTarget;