Use OwnPtr|PassOwnPtr to pass a pointer of SpeechInputClient

Use OwnPtr|PassOwnPtr to pass a pointer of SpeechInputClient

As r170438, WebViewImpl has owned m_m_speechInputClient member variable. However, it is also only used for
passing a pointer of SpeechInputClient. It is useless. To remove it, we need to change parameter
type to OwnPtr|PassOwnPtr in SpeechInput class. Besides OwnPtr|PassOwnPtr help to manage the client pointer more safely.

BUG=N/A

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=170576

[haraken, 2014-03-31 15:41:25]

LGTM (but I'm not an OWNER of web/).

[gyuyoung-inactive, 2014-04-01 08:48:14]

On 2014/03/31 15:41:25, haraken wrote:
> LGTM (but I'm not an OWNER of web/).

jochen, could you take a look this ?

[jochen (gone - plz use gerrit), 2014-04-01 11:24:01]

lgtm

[gyuyoung-inactive, 2014-04-01 14:27:33]

The CQ bit was checked by gyuyoung.kim@samsung.com

[commit-bot: I haz the power, 2014-04-01 14:27:39]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/gyuyoung.kim@samsung.com/219273002/1

[commit-bot: I haz the power, 2014-04-01 15:36:39]

Change committed as 170576