Add ClangTidy check bugprone-bool-pointer-implicit-conversion.
Add ClangTidy check bugprone-bool-pointer-implicit-conversion.

------
https://clang.llvm.org/extra/clang-tidy/checks/bugprone-bool-pointer-implicit-conversion.html
Checks for conditions based on implicit conversion from a bool pointer to bool.

Example:

bool *p;
if (p) {
  // Never used in a pointer-specific way.
}

Change-Id: I9399469df2d2ea1980ed6d996430f0fd6631ff0c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/307342
Auto-Submit: John Stiles <f4fcf42d3bb5924557f1eeb3be66747535e585da@google.com>
Reviewed-by: Mike Klein <14574f09dfa9b4e14759b88c3426a495a0e627b0@google.com>
Commit-Queue: Mike Klein <14574f09dfa9b4e14759b88c3426a495a0e627b0@google.com>
Commit-Queue: John Stiles <f4fcf42d3bb5924557f1eeb3be66747535e585da@google.com>

aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,google/skia,google/skia,google/skia,google/skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,google/skia,google/skia,aosp-mirror/platform_external_skia