Reland of [debugging] print ranges for consecutive values with %DebugPrint

Reland of [debugging] print ranges for consecutive values with %DebugPrint (patchset #1 id:1 of https://codereview.chromium.org/2181093003/ )

Reason for revert:
Dummy initializing variables to make compilers happy.

Original issue's description:
> Revert of [debugging] print ranges for consecutive values with %DebugPrint (patchset #2 id:20001 of https://codereview.chromium.org/2169143003/ )
>
> Reason for revert:
> breaks android build due to uninitialized variable.
> https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20debug%20builder/builds/2034
>
> Original issue's description:
> > [debugging] print ranges for consecutive values with %DebugPrint
> >
> > With this CL repeated values in elements are combined into a single printout with a range.
> >
> > BEFORE:
> > - elements = {
> >   0: <undefined>
> >   1: <undefined>
> >   2: <the_hole>
> > }
> >
> > AFTER:
> >  - elements = {
> >        0-1: <undefined>
> >          2: <the_hole>
> > }
> >
> > BUG=
> >
> > Committed: https://crrev.com/ec4165742088043d8fede38db21a281e16682adb
> > Cr-Commit-Position: refs/heads/master@{#38069}
>
> TBR=yangguo@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=
>
> Committed: https://crrev.com/7b2cd8b988d257f22afc7c03cd2caf8ba2e2b3a3
> Cr-Commit-Position: refs/heads/master@{#38071}

TBR=yangguo@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/d61eb0442dcd341c2c67006df46746f46b1d1b43
Cr-Commit-Position: refs/heads/master@{#38080}

[Camillo Bruni, 2016-07-27 07:44:18]

Created Reland of [debugging] print ranges for consecutive values with
%DebugPrint

[Yang, 2016-07-27 07:44:49]

On 2016/07/27 07:44:18, Camillo Bruni wrote:
> Created Reland of [debugging] print ranges for consecutive values with
> %DebugPrint

lgtm

[Camillo Bruni, 2016-07-27 07:45:58]

The CQ bit was checked by cbruni@chromium.org

[Camillo Bruni, 2016-07-27 07:45:59]

The patchset sent to the CQ was uploaded after l-g-t-m from yangguo@chromium.org
Link to the patchset: https://codereview.chromium.org/2182203004/#ps40001
(title: "pre-initializing variables to make compilers happy")

[commit-bot: I haz the power, 2016-07-27 07:46:01]

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, 2016-07-27 07:46:10]

Committed patchset #2 (id:40001)

[commit-bot: I haz the power, 2016-07-27 07:50:39]

Description was changed from

==========
Reland of [debugging] print ranges for consecutive values with %DebugPrint
(patchset #1 id:1 of https://codereview.chromium.org/2181093003/ )

Reason for revert:
Dummy initializing variables to make compilers happy.

Original issue's description:
> Revert of [debugging] print ranges for consecutive values with %DebugPrint
(patchset #2 id:20001 of https://codereview.chromium.org/2169143003/ )
> 
> Reason for revert:
> breaks android build due to uninitialized variable.
>
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20debug%20...
> 
> Original issue's description:
> > [debugging] print ranges for consecutive values with %DebugPrint
> >
> > With this CL repeated values in elements are combined into a single printout
with a range.
> >
> > BEFORE:
> > - elements = {
> >   0: <undefined>
> >   1: <undefined>
> >   2: <the_hole>
> > }
> >
> > AFTER:
> >  - elements = {
> >        0-1: <undefined>
> >          2: <the_hole>
> > }
> >
> > BUG=
> >
> > Committed: https://crrev.com/ec4165742088043d8fede38db21a281e16682adb
> > Cr-Commit-Position: refs/heads/master@{#38069}
> 
> TBR=yangguo@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=
> 
> Committed: https://crrev.com/7b2cd8b988d257f22afc7c03cd2caf8ba2e2b3a3
> Cr-Commit-Position: refs/heads/master@{#38071}

TBR=yangguo@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
==========

to

==========
Reland of [debugging] print ranges for consecutive values with %DebugPrint
(patchset #1 id:1 of https://codereview.chromium.org/2181093003/ )

Reason for revert:
Dummy initializing variables to make compilers happy.

Original issue's description:
> Revert of [debugging] print ranges for consecutive values with %DebugPrint
(patchset #2 id:20001 of https://codereview.chromium.org/2169143003/ )
>
> Reason for revert:
> breaks android build due to uninitialized variable.
>
https://build.chromium.org/p/client.v8.ports/builders/V8%20Arm%20-%20debug%20...
>
> Original issue's description:
> > [debugging] print ranges for consecutive values with %DebugPrint
> >
> > With this CL repeated values in elements are combined into a single printout
with a range.
> >
> > BEFORE:
> > - elements = {
> >   0: <undefined>
> >   1: <undefined>
> >   2: <the_hole>
> > }
> >
> > AFTER:
> >  - elements = {
> >        0-1: <undefined>
> >          2: <the_hole>
> > }
> >
> > BUG=
> >
> > Committed: https://crrev.com/ec4165742088043d8fede38db21a281e16682adb
> > Cr-Commit-Position: refs/heads/master@{#38069}
>
> TBR=yangguo@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=
>
> Committed: https://crrev.com/7b2cd8b988d257f22afc7c03cd2caf8ba2e2b3a3
> Cr-Commit-Position: refs/heads/master@{#38071}

TBR=yangguo@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Committed: https://crrev.com/d61eb0442dcd341c2c67006df46746f46b1d1b43
Cr-Commit-Position: refs/heads/master@{#38080}
==========

[commit-bot: I haz the power, 2016-07-27 07:50:40]

Patchset 2 (id:??) landed as
https://crrev.com/d61eb0442dcd341c2c67006df46746f46b1d1b43
Cr-Commit-Position: refs/heads/master@{#38080}