Remove the SKIA_IGNORE_GPU_MIPMAPS now that Chrome sets glGenMipmap for

src/gpu/gl/GrGpuGL.cpp

Index: src/gpu/gl/GrGpuGL.cpp
diff --git a/src/gpu/gl/GrGpuGL.cpp b/src/gpu/gl/GrGpuGL.cpp
index 2e325d486b1eb97b1cc62b6d0279a4f8313de572..0d1ea8e041d1f7b84fef8e5ca5d40c624706e194 100644
--- a/src/gpu/gl/GrGpuGL.cpp
+++ b/src/gpu/gl/GrGpuGL.cpp
@@ -2020,14 +2020,12 @@ void GrGpuGL::bindTexture(int unitIdx, const GrTextureParams& params, GrGLTextur
     newTexParams.fMinFilter = glMinFilterModes[params.filterMode()];
     newTexParams.fMagFilter = glMagFilterModes[params.filterMode()];
 
-#ifndef SKIA_IGNORE_GPU_MIPMAPS
     if (params.filterMode() == GrTextureParams::kMipMap_FilterMode &&
         texture->mipMapsAreDirty()) {
 //        GL_CALL(Hint(GR_GL_GENERATE_MIPMAP_HINT,GR_GL_NICEST));
         GL_CALL(GenerateMipmap(GR_GL_TEXTURE_2D));
         texture->dirtyMipMaps(false);
     }
-#endif
 
     newTexParams.fWrapS = tile_to_gl_wrap(params.getTileModeX());
     newTexParams.fWrapT = tile_to_gl_wrap(params.getTileModeY());