tree ee00a60573c9db463789662a34b0a374ece0c26b
parent ee8ad2bb0f968e799a09486ed6ce62901fc638cc
author zijiehe <zijiehe@chromium.org> 1478041364 -0700
committer Commit bot <commit-bot@chromium.org> 1478041371 +0000

Add CreateWindowCapturer() and CreateScreenCapturer() in DesktopCapturer

This change copies ScreenCapturerDifferWrapper to a new
DesktopCapturerDifferWrapper, and adds DesktopCapturer::CreateWindowCapturer and
DesktopCapturer::CreateScreenCapturer functions to replace
WindowCapturer::Create and ScreenCapturer::Create.

BUG=webrtc:6513

Review-Url: https://codereview.webrtc.org/2468753002
Cr-Commit-Position: refs/heads/master@{#14880}