Remove the unused ProgramImpl::getShaderVersion method.

src/libANGLE/renderer/ProgramImpl.h

@@ -35,8 +35,6 @@ class ProgramImpl : angle::NonCopyable
     ProgramImpl(const gl::Program::Data &data) : mData(data) {}
     virtual ~ProgramImpl() {}
 
-    virtual int getShaderVersion() const = 0;
-
     virtual GLenum getBinaryFormat() = 0;
     virtual LinkResult load(gl::InfoLog &infoLog, gl::BinaryInputStream *stream) = 0;
     virtual gl::Error save(gl::BinaryOutputStream *stream) = 0;

src/libANGLE/renderer/d3d/ProgramD3D.cpp

@@ -308,7 +308,6 @@ ProgramD3D::ProgramD3D(const gl::Program::Data &data, RendererD3D *renderer)
       mUsedVertexSamplerRange(0),
       mUsedPixelSamplerRange(0),
       mDirtySamplerMapping(true),
-      mShaderVersion(100),
       mSerial(issueSerial())
 {
     mDynamicHLSL = new DynamicHLSL(renderer);
@@ -476,8 +475,6 @@ LinkResult ProgramD3D::load(gl::InfoLog &infoLog, gl::BinaryInputStream *stream)
         return LinkResult(false, gl::Error(GL_NO_ERROR));
     }
 
-    stream->readInt(&mShaderVersion);
-
     // TODO(jmadill): replace MAX_VERTEX_ATTRIBS
     for (int i = 0; i < gl::MAX_VERTEX_ATTRIBS; ++i)
     {
@@ -674,8 +671,6 @@ gl::Error ProgramD3D::save(gl::BinaryOutputStream *stream)
 
     stream->writeInt(ANGLE_COMPILE_OPTIMIZATION_LEVEL);
 
-    stream->writeInt(mShaderVersion);
-
     // TODO(jmadill): replace MAX_VERTEX_ATTRIBS
     for (unsigned int i = 0; i < gl::MAX_VERTEX_ATTRIBS; ++i)
     {
@@ -1004,7 +999,6 @@ LinkResult ProgramD3D::link(const gl::Data &data, gl::InfoLog &infoLog)
 
     mVertexHLSL = vertexShader->getTranslatedSource();
     vertexShaderD3D->generateWorkarounds(&mVertexWorkarounds);
-    mShaderVersion = vertexShader->getShaderVersion();
 
     mPixelHLSL = fragmentShader->getTranslatedSource();
     fragmentShaderD3D->generateWorkarounds(&mPixelWorkarounds);
@@ -1767,7 +1761,6 @@ void ProgramD3D::reset()
 
     mVertexHLSL.clear();
     mVertexWorkarounds = D3DCompilerWorkarounds();
-    mShaderVersion = 100;
 
     mPixelHLSL.clear();
     mPixelWorkarounds = D3DCompilerWorkarounds();

src/libANGLE/renderer/d3d/ProgramD3D.h

@@ -77,7 +77,6 @@ class ProgramD3D : public ProgramImpl
     virtual ~ProgramD3D();
 
     const std::vector<PixelShaderOutputVariable> &getPixelShaderKey() { return mPixelShaderKey; }
-    int getShaderVersion() const { return mShaderVersion; }
 
     GLint getSamplerMapping(gl::SamplerType type, unsigned int samplerIndex, const gl::Caps &caps) const;
     GLenum getSamplerTextureType(gl::SamplerType type, unsigned int samplerIndex) const;
@@ -269,8 +268,6 @@ class ProgramD3D : public ProgramImpl
     // Cache for getPixelExecutableForFramebuffer
     std::vector<GLenum> mPixelShaderOutputFormatCache;
 
-    int mShaderVersion;
-
     SemanticIndexArray mSemanticIndexes;
     SemanticIndexArray mAttributesByLayout;
 

src/libANGLE/renderer/gl/ProgramGL.cpp

@@ -34,12 +34,6 @@ ProgramGL::~ProgramGL()
     mProgramID = 0;
 }
 
-int ProgramGL::getShaderVersion() const
-{
-    UNIMPLEMENTED();
-    return int();
-}
-
 GLenum ProgramGL::getBinaryFormat()
 {
     UNIMPLEMENTED();

src/libANGLE/renderer/gl/ProgramGL.h

@@ -31,8 +31,6 @@ class ProgramGL : public ProgramImpl
               StateManagerGL *stateManager);
     ~ProgramGL() override;
 
-    int getShaderVersion() const override;
-
     GLenum getBinaryFormat() override;
     LinkResult load(gl::InfoLog &infoLog, gl::BinaryInputStream *stream) override;
     gl::Error save(gl::BinaryOutputStream *stream) override;