Add a class representing texture swizzle.

Store config swizzle GrGLCaps and shader swizzles in GrGLSLCaps.

Remove GrTextureAccess's swizzle and update users of it to swizzle in their shader code.
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1567733005

Review URL: https://codereview.chromium.org/1567733005

1 files changed, 0 insertions, 4 deletions

diff --git a/src/gpu/glsl/GrGLSLTextureSampler.h b/src/gpu/glsl/GrGLSLTextureSampler.h
index a4fbf550f2..fd8bcb26e9 100644
--- a/src/gpu/glsl/GrGLSLTextureSampler.h
+++ b/src/gpu/glsl/GrGLSLTextureSampler.h
@@ -21,17 +21,13 @@ public:
         : fSamplerUniform(uniform)
         , fConfig(access.getTexture()->config()) {
         SkASSERT(kUnknown_GrPixelConfig != fConfig);
-        memcpy(fSwizzle, access.getSwizzle(), 5);
     }
 
     GrPixelConfig config() const { return fConfig; }
-    // this is .abcd
-    const char* swizzle() const { return fSwizzle; }
 
 private:
     UniformHandle fSamplerUniform;
     GrPixelConfig fConfig;
-    char          fSwizzle[5];
 
     friend class GrGLSLShaderBuilder;
 };