Reland "remove toString"

This reverts commit 32a4910e57b1fdd3c8671de1ee85e05ca21d079f.

Reason for revert: SkMatrix::toString use has been removed from flutter and has been picked up in fuchsia

Original change's description:
> Revert "remove toString"
> 
> This reverts commit 5191880cbf3ee4d122b0d11b4945fbab0784fda7.
> 
> Reason for revert: broke flutter
> 
> Original change's description:
> > remove toString
> > 
> > toString may have been used by obsolete debugger only
> > find out if that is so
> > 
> > R=​brianosman@google.com,bsalomon@google.com
> > 
> > Docs-Preview: https://skia.org/?cl=119894
> > Bug:830651
> > Change-Id: I737f19b7d3fbc869bea2f443fa3b5ed7c1393ffd
> > Reviewed-on: https://skia-review.googlesource.com/119894
> > Commit-Queue: Cary Clark <caryclark@google.com>
> > Reviewed-by: Brian Salomon <bsalomon@google.com>
> 
> TBR=bsalomon@google.com,brianosman@google.com,caryclark@google.com,caryclark@skia.org
> 
> Change-Id: I9f81de6c3615ee0608bcea9081b77239b4b8816c
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: 830651
> Reviewed-on: https://skia-review.googlesource.com/129340
> Reviewed-by: Cary Clark <caryclark@google.com>
> Commit-Queue: Cary Clark <caryclark@google.com>

TBR=bsalomon@google.com,brianosman@google.com,caryclark@google.com,caryclark@skia.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: 830651
Change-Id: Ida8725b6051132d8c46faf99358a8fcc1bcabf34
Reviewed-on: https://skia-review.googlesource.com/129623
Reviewed-by: Cary Clark <caryclark@skia.org>
Reviewed-by: Cary Clark <caryclark@google.com>
Commit-Queue: Cary Clark <caryclark@google.com>

1 files changed, 0 insertions, 32 deletions

diff --git a/src/shaders/SkPerlinNoiseShader.cpp b/src/shaders/SkPerlinNoiseShader.cpp
index d864e165e5..b3dc9d428f 100644
--- a/src/shaders/SkPerlinNoiseShader.cpp
+++ b/src/shaders/SkPerlinNoiseShader.cpp
@@ -364,7 +364,6 @@ public:
     std::unique_ptr<GrFragmentProcessor> asFragmentProcessor(const GrFPArgs&) const override;
 #endif
 
-    void toString(SkString* str) const override;
     SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkPerlinNoiseShaderImpl)
 
 protected:
@@ -1477,37 +1476,6 @@ std::unique_ptr<GrFragmentProcessor> SkPerlinNoiseShaderImpl::asFragmentProcesso
 
 #endif
 
-void SkPerlinNoiseShaderImpl::toString(SkString* str) const {
-    str->append("SkPerlinNoiseShaderImpl: (");
-
-    str->append("type: ");
-    switch (fType) {
-        case kFractalNoise_Type:
-            str->append("\"fractal noise\"");
-            break;
-        case kTurbulence_Type:
-            str->append("\"turbulence\"");
-            break;
-        default:
-            str->append("\"unknown\"");
-            break;
-    }
-    str->append(" base frequency: (");
-    str->appendScalar(fBaseFrequencyX);
-    str->append(", ");
-    str->appendScalar(fBaseFrequencyY);
-    str->append(") number of octaves: ");
-    str->appendS32(fNumOctaves);
-    str->append(" seed: ");
-    str->appendScalar(fSeed);
-    str->append(" stitch tiles: ");
-    str->append(fStitchTiles ? "true " : "false ");
-
-    this->INHERITED::toString(str);
-
-    str->append(")");
-}
-
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 static bool valid_input(SkScalar baseX, SkScalar baseY, int numOctaves, const SkISize* tileSize,