User should be able to 'Claim' the grant from the BAT panel.

[jenn-rhim]

Description

On vs 0.55.19, received token grant notification. The button should be 'Claim' instead of 'OK'. And the claiming the grant should be done on the panel without user having to go to the Settings page.

In the current build:

Expected:

Click on the Claim button:

Error:

Success:

Steps to Reproduce

Actual result:

Expected result:

Reproduces how often:

Brave version (brave://version info)

Reproducible on current release:

• Does it reproduce on brave-browser dev/beta builds?

Website problems only:

• Does the issue resolve itself when disabling Brave Shields?
• Is the issue reproducible on the latest version of Chrome?

Additional Information

[btlechowski]

Verification passed on

Brave	0.59.25 Chromium: 72.0.3626.53 (Official Build) beta (64-bit)
Revision	98434e6cd182d68ce396daa92e9c6310422e6763-refs/branch-heads/3626@{#620}
OS	Windows 7

Used test plan from brave/brave-core#1092 and did some exploratory testing
Experienced #2959 and #2956

Verification passed on

Brave	0.59.25 Chromium: 72.0.3626.53 (Official Build) beta (64-bit)
Revision	98434e6cd182d68ce396daa92e9c6310422e6763-refs/branch-heads/3626@{#620}
OS	Linux

Verification PASSED on macOS 10.14.2 x64 using the following build:

Brave	0.59.28 Chromium: 72.0.3626.64 (Official Build) beta(64-bit)
Revision	eaa9668e80ce5405e7f1902579558ea725c06ca1-refs/branch-heads/3626@{#708}
OS	Mac OS X

• Went through the test plan outlined under Adds grant claim process to Rewards Panel brave-core#1092 without any issues.