View events are not recorded on brave://Histograms page for viewing NTP SI

[GeetaSarvadnya]

Description:

Found while testing brave/brave-ios#8673
View events are not recorded on brave://Histograms page for viewing NTP SI

Steps to Reproduce

1. Clean profile 1.65.77
2. Open Settings -> BraveCoreSwitches -> Enable the switch Express Rotation Interval, enter the 30 in the rotation interval text box and click on Save
3. Open Settings -> BraveCoreSwitches ->Enable Don't randomize upload intervals
4. Open few NTP and view 2 NTP SI
5. Open Histogram (p3a)
6. I see creativeInstanceId.total.count =0 Not enough reports for P3A NTP-SI total count metric brave-ios#8673 (comment)
7. Open few NTP and click on logos of 2 NTP sponsored images
8. Open Histogram (p3a)
9. I see creativeInstanceId.total.count =1 Also, click and land events recorded but there is no view event recorded

step 9	step 9

Actual result:

View events are not recorded on brave://Histograms page for viewing NTP SI

Expected result:

View events should be recorded on brave://Histograms page for viewing NTP SI

Reproduces how often: [Easily reproduced, Intermittent Issue]

Easy

Brave Version:

• Can you reproduce this issue with the most recent build from TestFlight? Yes
• Can you reproduce this issue with the previous version of the current build from TestFlight? Yes
• Can you reproduce this issue with the current build from AppStore? NA

Device details:

iPhone 8 - iOS version 16.7.5

Website problems only:

• did you check with Brave Shields down? NA
• did you check in Safari/Firefox (WkWebView-based browsers)? NA

Additional Information

cc: @brave/qa-team @kylehickinson @DJAndries @mattmcalister

[kylehickinson]

I have seen view's in my histograms as per brave/brave-ios#8673 (comment) but still worth investigating