Revert of Some Vulkan memory fixes and cleanup

Revert of Some Vulkan memory fixes and cleanup (patchset #2 id:20001 of https://codereview.chromium.org/2356343003/ )

Reason for revert:
fHeapIndex is not used in release, need to hide behind SK_DEBUG. Failing on Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Release-GN_Android_Vulkan.

Original issue's description:
> Some Vulkan memory fixes and cleanup
> 
> * Switch back to not setting transfer_dst on all buffers
> * Add some missing unit tests
> * Add tracking of heap usage for debugging purposes
> * Fall back to non-device-local memory if device-local allocation fails
> 
> BUG=skia:5031
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2356343003
> 
> Committed: https://skia.googlesource.com/skia/+/c5850e9fdb62cc4ae5ed2b6af51aea92cac07455

TBR=egdaniel@google.com,brianosman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:5031
Committed: https://skia.googlesource.com/skia/+/ae6e4869c94596eb3bf5069888b32ab06199aec0

[jvanverth1, 2016-09-22 20:45:09]

The CQ bit was checked by jvanverth@google.com

[jvanverth1, 2016-09-22 20:45:09]

Created Revert of Some Vulkan memory fixes and cleanup

[commit-bot: I haz the power, 2016-09-22 20:45:19]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-09-22 20:45:25]

Description was changed from

==========
Revert of Some Vulkan memory fixes and cleanup (patchset #2 id:20001 of
https://codereview.chromium.org/2356343003/ )

Reason for revert:
fHeapIndex is not used in release, need to hide behind SK_DEBUG. Failing on
Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Release-GN_Android_Vulkan.

Original issue's description:
> Some Vulkan memory fixes and cleanup
> 
> * Switch back to not setting transfer_dst on all buffers
> * Add some missing unit tests
> * Add tracking of heap usage for debugging purposes
> * Fall back to non-device-local memory if device-local allocation fails
> 
> BUG=skia:5031
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2356343003
> 
> Committed:
https://skia.googlesource.com/skia/+/c5850e9fdb62cc4ae5ed2b6af51aea92cac07455

TBR=egdaniel@google.com,brianosman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:5031
==========

to

==========
Revert of Some Vulkan memory fixes and cleanup (patchset #2 id:20001 of
https://codereview.chromium.org/2356343003/ )

Reason for revert:
fHeapIndex is not used in release, need to hide behind SK_DEBUG. Failing on
Perf-Android-Clang-NVIDIA_Shield-GPU-TegraX1-arm64-Release-GN_Android_Vulkan.

Original issue's description:
> Some Vulkan memory fixes and cleanup
> 
> * Switch back to not setting transfer_dst on all buffers
> * Add some missing unit tests
> * Add tracking of heap usage for debugging purposes
> * Fall back to non-device-local memory if device-local allocation fails
> 
> BUG=skia:5031
> GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2356343003
> 
> Committed:
https://skia.googlesource.com/skia/+/c5850e9fdb62cc4ae5ed2b6af51aea92cac07455

TBR=egdaniel@google.com,brianosman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:5031

Committed:
https://skia.googlesource.com/skia/+/ae6e4869c94596eb3bf5069888b32ab06199aec0
==========

[commit-bot: I haz the power, 2016-09-22 20:45:26]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/ae6e4869c94596eb3bf5069888b32ab06199aec0