Move external texture extension logic into SkSL

Automatically enable the extension if any external samplers are used.

Bug: skia:7713
Change-Id: I1de2faddd7c8eda864873941b90d7a4c4606497a
Reviewed-on: https://skia-review.googlesource.com/121797
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>

1 files changed, 0 insertions, 9 deletions

diff --git a/src/gpu/glsl/GrGLSLProgramBuilder.cpp b/src/gpu/glsl/GrGLSLProgramBuilder.cpp
index 914a958a22..91ac5c3e71 100644
--- a/src/gpu/glsl/GrGLSLProgramBuilder.cpp
+++ b/src/gpu/glsl/GrGLSLProgramBuilder.cpp
@@ -257,15 +257,6 @@ void GrGLSLProgramBuilder::emitSamplers(
         const GrResourceIOProcessor::TextureSampler& sampler = processor.textureSampler(t);
         name.printf("TextureSampler_%d", outTexSamplerHandles->count());
         GrSLType samplerType = sampler.peekTexture()->texturePriv().samplerType();
-        if (kTextureExternalSampler_GrSLType == samplerType) {
-            const char* externalFeatureString =
-                    this->shaderCaps()->externalTextureExtensionString();
-            // We shouldn't ever create a GrGLTexture that requires external sampler type
-            SkASSERT(externalFeatureString);
-            this->addFeature(sampler.visibility(),
-                             1 << GrGLSLShaderBuilder::kExternalTexture_GLSLPrivateFeature,
-                             externalFeatureString);
-        }
         outTexSamplerHandles->emplace_back(this->emitSampler(
                 samplerType, sampler.peekTexture()->config(), name.c_str(), sampler.visibility()));
     }