[win] Make Kasko use TerminateProcess when Crashpad is enabled.
[win] Make Kasko use TerminateProcess when Crashpad is enabled.

This prevents Kasko from exploding when it is unable to find the Breakpad "TerminateProcessWithoutDump" export.

BUG=564329

Review URL: https://codereview.chromium.org/1543843002

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#366605}

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