Skip drawing points when gl_PointSize isn't written.

Trac #21574
Bug=365
Signed-off-by: Shannon Woods
Signed-off-by: Daniel Koch

git-svn-id: https://angleproject.googlecode.com/svn/trunk@1277 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/ProgramBinary.h b/src/libGLESv2/ProgramBinary.h
index f2f1c0f..9ffe70b 100644
--- a/src/libGLESv2/ProgramBinary.h
+++ b/src/libGLESv2/ProgramBinary.h
@@ -110,6 +110,7 @@
     GLint getSamplerMapping(SamplerType type, unsigned int samplerIndex);
     TextureType getSamplerTextureType(SamplerType type, unsigned int samplerIndex);
     GLint getUsedSamplerRange(SamplerType type);
+    bool usesPointSize() const;
 
     GLint getUniformLocation(std::string name);
     bool setUniform1fv(GLint location, GLsizei count, const GLfloat *v);
@@ -208,6 +209,7 @@
     Sampler mSamplersVS[MAX_VERTEX_TEXTURE_IMAGE_UNITS_VTF];
     GLuint mUsedVertexSamplerRange;
     GLuint mUsedPixelSamplerRange;
+    bool mUsesPointSize;
 
     typedef std::vector<Uniform*> UniformArray;
     UniformArray mUniforms;