Revert "remove clipbounds flag"
Revert "remove clipbounds flag"

This reverts commit 7e0489da25c578bd04ce74d03ad48198280ca3fd.

Reason for revert: missed a headless

Original change's description:
> remove clipbounds flag
> 
> BUG=skia:
> 
> Change-Id: I55b3098abd5e566e9f8bf27988c33e531d2ea54d
> Reviewed-on: https://skia-review.googlesource.com/7618
> Reviewed-by: Mike Reed <f5cabf8735907151a446812c9875d6c0c712d847@google.com>
> Commit-Queue: Mike Reed <f5cabf8735907151a446812c9875d6c0c712d847@google.com>
> 

TBR=f5cabf8735907151a446812c9875d6c0c712d847@google.com,reviews@skia.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Change-Id: Id1310372499905dddcca4b9454f6a81d192a1e32
Reviewed-on: https://skia-review.googlesource.com/7629
Commit-Queue: Mike Reed <f5cabf8735907151a446812c9875d6c0c712d847@google.com>
Reviewed-by: Mike Reed <f5cabf8735907151a446812c9875d6c0c712d847@google.com>

google/skia,rubenvb/skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,Hikari-no-Tenshi/android_external_skia,rubenvb/skia,rubenvb/skia,HalCanary/skia-hc,rubenvb/skia,google/skia,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia,aosp-mirror/platform_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,google/skia,google/skia,HalCanary/skia-hc,google/skia,HalCanary/skia-hc,aosp-mirror/platform_external_skia,Hikari-no-Tenshi/android_external_skia,rubenvb/skia,aosp-mirror/platform_external_skia,HalCanary/skia-hc,rubenvb/skia,aosp-mirror/platform_external_skia,HalCanary/skia-hc,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,rubenvb/skia,rubenvb/skia,HalCanary/skia-hc,aosp-mirror/platform_external_skia,google/skia,google/skia,HalCanary/skia-hc,rubenvb/skia,HalCanary/skia-hc,Hikari-no-Tenshi/android_external_skia,google/skia,aosp-mirror/platform_external_skia,google/skia,google/skia,Hikari-no-Tenshi/android_external_skia,aosp-mirror/platform_external_skia