Revert of Created the dialog offering the user to merge their account data or keep it

Revert of Created the dialog offering the user to merge their account data or keep it (patchset #12 id:220001 of https://codereview.chromium.org/1698043006/ )

Reason for revert:
Causes the downstream test failure http://crbug.com/590238 in "testConsumerSignin", blocking the Clank roll.

junit.framework.AssertionFailedError: Could not locate the fragment with tag 'account_picker_dialog_tag'

BUG=590238
Original issue's description:
> (formerly: Created the dialog offering the user to merge their account data or keep it)
>
> This CL contains two changes to the Switching Sync Account flows.
> - It adds the ability to switch sync accounts, presenting a dialog offering the user to merge their account data or keep it separate.
> - It upgrades the account signin from preferences from using the ChooseAccountFragment to using the AccountSigninView (formerly the AccountFirstRunView).
>
> In addition it:
> - Renames AccountFirstRunView to AccountSigninView (since it is not used only in the first run).
> - Renames functions in the AccountSigninView from using SignIn to Signin.
>
> The following user actions were modified:
> - Signin_AddAccountToDevice
> - Signin_ImportDataPrompt_Cancel
> - Signin_ImportDataPrompt_DontImport
> - Signin_ImportDataPrompt_ImportData
> - Signin_Signin_FromSettings
> - Signin_Undo_Signin
>
> BUG=557786
>
> Committed: https://crrev.com/bd705aeab0594a1790478e335edee728f32fb026
> Cr-Commit-Position: refs/heads/master@{#377769}

TBR=maybelle@chromium.org,bauerb@chromium.org,yusufo@chromium.org,newt@chromium.org,gogerald@chromium.org,x-a-x@hotmail.co.th,ewald@chromium.org,skym@chromium.org,peconn@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557786
Committed: https://crrev.com/69f627a982835d9d06bf0177ce497d0850dda6f4
Cr-Commit-Position: refs/heads/master@{#377978}

[aelias_OOO_until_Jul13, 2016-02-26 21:06:06]

Created Revert of Created the dialog offering the user to merge their account
data or keep it

[commit-bot: I haz the power, 2016-02-26 21:08:16]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1745563002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1745563002/1

[commit-bot: I haz the power, 2016-02-26 21:13:21]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-26 21:14:17]

Description was changed from

==========
Revert of Created the dialog offering the user to merge their account data or
keep it (patchset #12 id:220001 of https://codereview.chromium.org/1698043006/ )

Reason for revert:
Causes the downstream test failure http://crbug.com/590238 in
"testConsumerSignin", blocking the Clank roll.

junit.framework.AssertionFailedError: Could not locate the fragment with tag
'account_picker_dialog_tag'

BUG=590238

Original issue's description:
> (formerly: Created the dialog offering the user to merge their account data or
keep it)
> 
> This CL contains two changes to the Switching Sync Account flows.
> - It adds the ability to switch sync accounts, presenting a dialog offering
the user to merge their account data or keep it separate.
> - It upgrades the account signin from preferences from using the
ChooseAccountFragment to using the AccountSigninView (formerly the
AccountFirstRunView).
> 
> In addition it:
> - Renames AccountFirstRunView to AccountSigninView (since it is not used only
in the first run).
> - Renames functions in the AccountSigninView from using SignIn to Signin.
> 
> The following user actions were modified:
> - Signin_AddAccountToDevice
> - Signin_ImportDataPrompt_Cancel
> - Signin_ImportDataPrompt_DontImport
> - Signin_ImportDataPrompt_ImportData
> - Signin_Signin_FromSettings
> - Signin_Undo_Signin
> 
> BUG=557786
> 
> Committed: https://crrev.com/bd705aeab0594a1790478e335edee728f32fb026
> Cr-Commit-Position: refs/heads/master@{#377769}

TBR=maybelle@chromium.org,bauerb@chromium.org,yusufo@chromium.org,newt@chromi...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557786
==========

to

==========
Revert of Created the dialog offering the user to merge their account data or
keep it (patchset #12 id:220001 of https://codereview.chromium.org/1698043006/ )

Reason for revert:
Causes the downstream test failure http://crbug.com/590238 in
"testConsumerSignin", blocking the Clank roll.

junit.framework.AssertionFailedError: Could not locate the fragment with tag
'account_picker_dialog_tag'

BUG=590238

Original issue's description:
> (formerly: Created the dialog offering the user to merge their account data or
keep it)
>
> This CL contains two changes to the Switching Sync Account flows.
> - It adds the ability to switch sync accounts, presenting a dialog offering
the user to merge their account data or keep it separate.
> - It upgrades the account signin from preferences from using the
ChooseAccountFragment to using the AccountSigninView (formerly the
AccountFirstRunView).
>
> In addition it:
> - Renames AccountFirstRunView to AccountSigninView (since it is not used only
in the first run).
> - Renames functions in the AccountSigninView from using SignIn to Signin.
>
> The following user actions were modified:
> - Signin_AddAccountToDevice
> - Signin_ImportDataPrompt_Cancel
> - Signin_ImportDataPrompt_DontImport
> - Signin_ImportDataPrompt_ImportData
> - Signin_Signin_FromSettings
> - Signin_Undo_Signin
>
> BUG=557786
>
> Committed: https://crrev.com/bd705aeab0594a1790478e335edee728f32fb026
> Cr-Commit-Position: refs/heads/master@{#377769}

TBR=maybelle@chromium.org,bauerb@chromium.org,yusufo@chromium.org,newt@chromi...
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=557786

Committed: https://crrev.com/69f627a982835d9d06bf0177ce497d0850dda6f4
Cr-Commit-Position: refs/heads/master@{#377978}
==========

[commit-bot: I haz the power, 2016-02-26 21:14:18]

Patchset 1 (id:??) landed as
https://crrev.com/69f627a982835d9d06bf0177ce497d0850dda6f4
Cr-Commit-Position: refs/heads/master@{#377978}