media: Mojo interfaces renaming.

media: Mojo interfaces renaming.

Now media mojo interfaces are in media::interfaces module, there's no need to
prefix interfaces/structs with "Media" anymore.

Details:
MediaRenderer -> Renderer
MediaRendererClient -> RendererClient
MediaDecoderBuffer -> DecoderBuffer

TBR=jam@chromium.org
BUG=481599
TEST=Renaming only.

Committed: https://crrev.com/b2498ce87e13227b4ca46662a8b88a5add6e9482
Cr-Commit-Position: refs/heads/master@{#340537}

[xhwang, 2015-07-27 18:46:55]

xhwang@chromium.org changed reviewers:
+ dalecurtis@chromium.org

[xhwang, 2015-07-27 18:47:18]

PTAL

[DaleCurtis, 2015-07-27 18:48:55]

lgtm

[xhwang, 2015-07-27 18:51:18]

xhwang@chromium.org changed reviewers:
+ jam@chromium.org

[xhwang, 2015-07-27 18:52:11]

TBRing jam@chromium.org on trivial changes in
components/html_viewer/media_factory.cc and
content/renderer/render_frame_impl.cc

[xhwang, 2015-07-27 18:53:55]

https://codereview.chromium.org/1255083004/diff/1/content/renderer/render_fra...
File content/renderer/render_frame_impl.cc (right):

https://codereview.chromium.org/1255083004/diff/1/content/renderer/render_fra...
content/renderer/render_frame_impl.cc:4993: nullptr, nullptr);
This fixes a build failure left by https://codereview.chromium.org/1244233002/

[xhwang, 2015-07-27 18:54:11]

The CQ bit was checked by xhwang@chromium.org

[commit-bot: I haz the power, 2015-07-27 18:55:10]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1255083004/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1255083004/1

[commit-bot: I haz the power, 2015-07-27 19:55:44]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-07-27 19:56:42]

Patchset 1 (id:??) landed as
https://crrev.com/b2498ce87e13227b4ca46662a8b88a5add6e9482
Cr-Commit-Position: refs/heads/master@{#340537}