TrkEventCnvTools+InDetEventTPCnv+StoreGate: Fix use of ReadHandle.

Create ReadHandle from ReadHandleKey. Otherwise, we get the non-reentrant behavior of ReadHandle, which binds and unbinds from the proxy, leading to a hotspot in unbindProxy().

This merge request affects 3 packages:

• Control/StoreGate
• InnerDetector/InDetEventCnv/InDetEventTPCnv
• Tracking/TrkEventCnv/TrkEventCnvTools

Adding @goetz ,@amorley ,@sroe ,@ssnyder as watchers

added Core InnerDetector Tracking master review-pending-level-1 labels

CI Result FAILURE (hash 38527802)

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 9396]

Jenkins please retry a build

This merge request affects 3 packages:

• Control/StoreGate
• InnerDetector/InDetEventCnv/InDetEventTPCnv
• Tracking/TrkEventCnv/TrkEventCnvTools

Adding @goetz ,@amorley ,@sroe ,@ssnyder as watchers

CI Result SUCCESS (hash 38527802)

	Athena	AthSimulation
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 9498]

Looks fine to me, approving. Mazuza (L1)

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 0917c87e

added sweep:ignore label