Pocket Icon appears to have regressed.

[alexwykoff]

• Did you search for similar issues before submitting this one?
  Yes

• Describe the issue you encountered:
  While testing extension badges it was discovered that the Pocket Icon changed significantly.

• Platform (Win7, 8, 10? macOS? Linux distro?):
  Tested in OS X

• Brave Version (revision SHA):
  0.13.5 (e01a2a9)

• Steps to reproduce:

  1. Enable Pocket
  2. Check the URLbar representation

• Actual result:
  A smaller, more colorful icon appears for Pocket.

• Expected result:
  The grayscale icon we have shipped in the past should appear.

• Will the steps above reproduce in a fresh profile? If not what other info can be added?
  Yes

• Is this an issue in the currently released version?
  No, I am fairly certain this was introduced.

• Can this issue be consistently reproduced?
  Yes, if you are using a high resolution monitor.

• Extra QA steps:
  1.
  2.
  3.

• Screenshot if needed:

• Any related issues:
  shifted a smidge of logic lower per suggestion by jonathansampson #7437