Configuration:
- PDF.js version: 2.0.550

Steps to reproduce the problem:
1. Render document in SVG mode `renderMode="svg"`

What is the expected behavior? (add screenshot)
Rendering annotations same way as they rendered on canvas

What went wrong? (add screenshot)
```
Warning: Unimplemented operator beginAnnotations
Warning: Unimplemented operator endAnnotations
```
i = (0, match.processFn)(context, i + 1);
        ii = fnArray.length;
        match = null;
        state = null;
        if (i >= ii) {
          break;
        }
      }
      
      state = (state || InitialState)[fnArray[i]];
      if (!state || Array.isArray(state)) {
        i++;
        continue;
      }
      
      context.iCurr = i;
      i++;
      if (state.checkFn && !(0, state.checkFn)(context)) {
        
        state = null;
        continue;
      }
      match = state;
      state = null;
    }
    this.state = state;
    this.match = match;
    this.lastProcessed = i;
  }
  flush() {