Revert of Flip extension background page throttling on by default

Revert of Flip extension background page throttling on by default (patchset #2 id:20001 of https://codereview.chromium.org/1106653002/)

Reason for revert:
Speculative revert - multiple browser_tests fail on Mac10.9 Tests (dbg)
http://goo.gl/4AqhVG

Original issue's description:
> Flip extension background page throttling on by default
>
> R=kalman
> BUG=424661
>
> Committed: https://crrev.com/34ea66b8ac1d56dadd670a9f5f8431063857ffdd
> Cr-Commit-Position: refs/heads/master@{#326953}

TBR=kalman@chromium.org,oysteine@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=424661
Committed: https://crrev.com/76a7e3446188256ca240dc31cd5287ef78de2951
Cr-Commit-Position: refs/heads/master@{#327021}

[Nikita (slow), 2015-04-27 09:45:47]

Created Revert of Flip extension background page throttling on by default

[commit-bot: I haz the power, 2015-04-27 09:45:52]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1106953002/1

[commit-bot: I haz the power, 2015-04-27 09:46:39]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-04-27 09:47:27]

Patchset 1 (id:??) landed as
https://crrev.com/76a7e3446188256ca240dc31cd5287ef78de2951
Cr-Commit-Position: refs/heads/master@{#327021}

[Nikita (slow), 2015-04-27 11:49:35]

Helped, build is green:
http://build.chromium.org/p/chromium.mac/buildstatus?builder=Mac10.9%20Tests%...

Tests that were failing prior to that:

GcmApiTest.SendValidation
HotwordPrivateApiTest.SetEnabled
HotwordPrivateApiTest.SpeakerModelExistsResult
ProxySettingsApiTest.ProxyPacScript

and so on

[Nikita (slow), 2015-04-27 11:50:14]

[1177:1287:0427/030623:INFO:CONSOLE(0)] "[SUCCESS] successWhenHappyPath",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030654:INFO:CONSOLE(0)] "[SUCCESS] successWhenTtlIsZero",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030654:INFO:CONSOLE(0)] "[SUCCESS] successWhenTtlIsMissing",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030656:INFO:CONSOLE(0)] "[SUCCESS] failureWhenTtlIsNegative",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030656:INFO:CONSOLE(0)] "[SUCCESS] failureWhenTtlIsTooLarge",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030658:INFO:CONSOLE(0)] "[SUCCESS] failureWhenMessageIdMissing",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030659:INFO:CONSOLE(0)] "[SUCCESS] failureWhenMessageIdIsEmpty",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030700:INFO:CONSOLE(0)] "[SUCCESS]
failureWhenDestinationIdMissing", source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030700:INFO:CONSOLE(0)] "[SUCCESS]
failureWhenDestinationIdIsEmpty", source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030702:INFO:CONSOLE(0)] "[SUCCESS] failureWhenDataIsMissing",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030702:INFO:CONSOLE(0)] "[SUCCESS] failureWhenDataIsEmpty",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
[1177:1287:0427/030704:INFO:CONSOLE(0)] "[SUCCESS] failureWhenDataKeyIsEmpty",
source:
chrome-extension://aokibknnjbafdjgfdjbjgcmgkebjkbkk/_generated_background_page.html
(0)
BrowserTestBase signal handler received SIGTERM. Backtrace:
0   libbase.dylib                       0x000000011c4d9a6f
base::debug::StackTrace::StackTrace() + 47
1   libbase.dylib                       0x000000011c4d9ac3
base::debug::StackTrace::StackTrace() + 35
2   browser_tests                       0x000000010c536b0a content::(anonymous
namespace)::DumpStackTraceSignalHandler(int) + 74
3   libsystem_platform.dylib            0x00007fff913265aa _sigtramp + 26
4   ???                                 0x00007fff0970ec88 0x0 + 140733351783560
5   CoreFoundation                      0x00007fff92a5af15
__CFRunLoopServiceMachPort + 181
6   CoreFoundation                      0x00007fff92a5a539 __CFRunLoopRun + 1161
7   CoreFoundation                      0x00007fff92a59e75 CFRunLoopRunSpecific
+ 309
8   HIToolbox                           0x00007fff95e5fa0d
RunCurrentEventLoopInMode + 226
9   HIToolbox                           0x00007fff95e5f7b7
ReceiveNextEventCommon + 479
10  HIToolbox                           0x00007fff95e5f5bc
_BlockUntilNextEventMatchingListInModeWithFilter + 65
11  AppKit                              0x00007fff8a55624e _DPSNextEvent + 1434
12  AppKit                              0x00007fff8a55589b -[NSApplication
nextEventMatchingMask:untilDate:inMode:dequeue:] + 122
13  AppKit                              0x00007fff8a54999c -[NSApplication run]
+ 553
14  libbase.dylib                       0x000000011c4aa2ef
base::MessagePumpNSApplication::DoRun(base::MessagePump::Delegate*) + 335
15  libbase.dylib                       0x000000011c4a8fad
base::MessagePumpCFRunLoopBase::Run(base::MessagePump::Delegate*) + 125
16  libbase.dylib                       0x000000011c570d53
base::MessageLoop::RunHandler() + 243
17  libbase.dylib                       0x000000011c5e3075 base::RunLoop::Run()
+ 85
18  browser_tests                       0x000000010c611144
content::RunThisRunLoop(base::RunLoop*) + 100
19  browser_tests                       0x000000010c6110b8
content::RunMessageLoop() + 40
20  browser_tests                       0x000000010c8c533a
extensions::ResultCatcher::GetNextResult() + 90
21  browser_tests                       0x0000000107318501
ExtensionApiTest::RunExtensionTestImpl(std::string const&, std::string const&,
char const*, int) + 1697
22  browser_tests                       0x0000000107317e27
ExtensionApiTest::RunExtensionTest(std::string const&) + 87
23  browser_tests                       0x000000010679b65f
extensions::GcmApiTest_SendValidation_Test::RunTestOnMainThread() + 79
24  browser_tests                       0x000000010679b78d non-virtual thunk to
extensions::GcmApiTest_SendValidation_Test::RunTestOnMainThread() + 45
25  browser_tests                       0x0000000108b9a020
InProcessBrowserTest::RunTestOnMainThreadLoop() + 640
26  browser_tests                       0x000000010c536878
content::BrowserTestBase::ProxyRunTestOnMainThreadLoop() + 360
27  browser_tests                       0x000000010c5384b7
base::internal::RunnableAdapter\u003Cvoid
(content::BrowserTestBase::*)()>::Run(content::BrowserTestBase*) + 119
28  browser_tests                       0x000000010c538387
base::internal::InvokeHelper\u003Cfalse, void,
base::internal::RunnableAdapter\u003Cvoid (content::BrowserTestBase::*)()>,
base::internal::TypeList\u003Ccontent::BrowserTestBase* const&>
>::MakeItSo(base::internal::RunnableAdapter\u003Cvoid
(content::BrowserTestBase::*)()>, content::BrowserTestBase* const&) + 55
29  browser_tests                       0x000000010c53832e
base::internal::Invoker\u003CIndexSequence\u003C0ul>,
base::internal::BindState\u003Cbase::internal::RunnableAdapter\u003Cvoid
(content::BrowserTestBase::*)()>, void (content::BrowserTestBase*),
base::internal::TypeList\u003Ccontent::BrowserTestBase*> >,
base::internal::TypeList\u003Cbase::internal::UnwrapTraits\u003Ccontent::BrowserTestBase*>
>, base::internal::InvokeHelper\u003Cfalse, void,
base::internal::RunnableAdapter\u003Cvoid (content::BrowserTestBase::*)()>,
base::internal::TypeList\u003Ccontent::BrowserTestBase* const&> >, void
()>::Run(base::internal::BindStateBase*) + 94
30  browser_tests                       0x00000001062a064f
base::Callback\u003Cvoid ()>::Run() const + 63
31  browser_tests                       0x00000001076862e9
ChromeBrowserMainParts::PreMainMessageLoopRunImpl() + 5529
32  browser_tests                       0x0000000107684c8a
ChromeBrowserMainParts::PreMainMessageLoopRun() + 330
33  libcontent.dylib                    0x00000001207add12
content::BrowserMainLoop::PreMainMessageLoopRun() + 370
34  libcontent.dylib                    0x00000001207bb967
base::internal::RunnableAdapter\u003Cint
(content::BrowserMainLoop::*)()>::Run(content::BrowserMainLoop*) + 119
35  libcontent.dylib                    0x00000001207bb8ca
base::internal::InvokeHelper\u003Cfalse, int,
base::internal::RunnableAdapter\u003Cint (content::BrowserMainLoop::*)()>,
base::internal::TypeList\u003Ccontent::BrowserMainLoop*>
>::MakeItSo(base::internal::RunnableAdapter\u003Cint
(content::BrowserMainLoop::*)()>, content::BrowserMainLoop*) + 58
36  libcontent.dylib                    0x00000001207bb866
base::internal::Invoker\u003CIndexSequence\u003C0ul>,
base::internal::BindState\u003Cbase::internal::RunnableAdapter\u003Cint
(content::BrowserMainLoop::*)()>, int (content::BrowserMainLoop*),
base::internal::TypeList\u003Cbase::internal::UnretainedWrapper\u003Ccontent::BrowserMainLoop>
> >,
base::internal::TypeList\u003Cbase::internal::UnwrapTraits\u003Cbase::internal::UnretainedWrapper\u003Ccontent::BrowserMainLoop>
> >, base::internal::InvokeHelper\u003Cfalse, int,
base::internal::RunnableAdapter\u003Cint (content::BrowserMainLoop::*)()>,
base::internal::TypeList\u003Ccontent::BrowserMainLoop*> >, int
()>::Run(base::internal::BindStateBase*) + 102
37  libcontent.dylib                    0x0000000120ecdaff
base::Callback\u003Cint ()>::Run() const + 63
38  libcontent.dylib                    0x00000001213f7aad
content::StartupTaskRunner::RunAllTasksNow() + 109
39  libcontent.dylib                    0x00000001207abf41
content::BrowserMainLoop::CreateStartupTasks() + 1153
40  libcontent.dylib                    0x00000001207becab
content::BrowserMainRunnerImpl::Initialize(content::MainFunctionParams const&) +
795
41  libcontent.dylib                    0x00000001207a8ddd
content::BrowserMain(content::MainFunctionParams const&) + 189
42  libcontent.dylib                    0x00000001205c3ae7
content::RunNamedProcessTypeMain(std::string const&, content::MainFunctionParams
const&, content::ContentMainDelegate*) + 247
43  libcontent.dylib                    0x00000001205c4cec
content::ContentMainRunnerImpl::Run() + 620
44  libcontent.dylib                    0x00000001205c3150
content::ContentMain(content::ContentMainParams const&) + 144
45  browser_tests                       0x000000010c5365b2
content::BrowserTestBase::SetUp() + 1202
46  browser_tests                       0x0000000108b98b2d
InProcessBrowserTest::SetUp() + 1085
47  browser_tests                       0x0000000107319d5b
ExtensionBrowserTest::SetUp() + 107
48  browser_tests                       0x0000000107319dad non-virtual thunk to
ExtensionBrowserTest::SetUp() + 45
49  browser_tests                       0x0000000108f70718

[oystein (OOO til 10th of July), 2015-05-29 22:19:54]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1161773008/ by oysteine@chromium.org.

The reason for reverting is: Re-landing, tests fixed in
https://codereview.chromium.org/1108133002/.