[fsp] Enable the File System Provider API for extensions.

[fsp] Enable the File System Provider API for extensions.

Previously, only apps were allowed to use this api, however most clients will
be actually written as extensions.

TEST=browser_tests: *FileSystemProvider*Extension*
BUG=409487
Committed: https://crrev.com/c171298eff20e7e8efe2e9fd21b9466bfffcb71c
Cr-Commit-Position: refs/heads/master@{#293100}

[mtomasz, 2014-09-01 02:13:23]

mtomasz@chromium.org changed reviewers:
+ kalman@chromium.org

[mtomasz, 2014-09-01 02:14:03]

mtomasz@chromium.org changed reviewers:
+ benwells@chromium.org
- kalman@chromium.org

[mtomasz, 2014-09-01 02:14:03]

@benwells: PTAL. Thanks.
@kalman: FYI.

[not at google - send to devlin, 2014-09-01 15:11:36]

kalman@chromium.org changed reviewers:
+ kalman@chromium.org

[not at google - send to devlin, 2014-09-01 15:11:37]

Features file lgtm.

[mtomasz, 2014-09-01 23:07:08]

The CQ bit was checked by mtomasz@chromium.org

[mtomasz, 2014-09-01 23:07:40]

The CQ bit was unchecked by mtomasz@chromium.org

[benwells, 2014-09-03 01:00:47]

lgtm

[mtomasz, 2014-09-03 03:08:49]

The CQ bit was checked by mtomasz@chromium.org

[commit-bot: I haz the power, 2014-09-03 03:09:33]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/mtomasz@chromium.org/527663002/1

[commit-bot: I haz the power, 2014-09-03 05:37:28]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-09-03 05:37:29]

Failed to apply patch for
chrome/common/extensions/api/_permission_features.json:
While running git apply --index -p1;
  error: patch failed:
chrome/common/extensions/api/_permission_features.json:559
  error: chrome/common/extensions/api/_permission_features.json: patch does not
apply

Patch:       chrome/common/extensions/api/_permission_features.json
Index: chrome/common/extensions/api/_permission_features.json
diff --git a/chrome/common/extensions/api/_permission_features.json
b/chrome/common/extensions/api/_permission_features.json
index
d64051a88225e2d083be7ef3817f0c656ae25806..9165bb370d75279b7a97a967df2847ba040a33ce
100644
--- a/chrome/common/extensions/api/_permission_features.json
+++ b/chrome/common/extensions/api/_permission_features.json
@@ -559,7 +559,7 @@
   }],
   "fileSystemProvider": {
     "channel": "trunk",
-    "extension_types": ["platform_app"]
+    "extension_types": ["extension", "platform_app"]
   },
   "firstRunPrivate": {
     "channel": "stable",

[mtomasz, 2014-09-03 06:42:53]

The CQ bit was checked by mtomasz@chromium.org

[commit-bot: I haz the power, 2014-09-03 06:43:20]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/mtomasz@chromium.org/527663002/20001

[commit-bot: I haz the power, 2014-09-03 07:53:14]

FYI, CQ is re-trying this CL (attempt #1).
The failing builders are:
  android_dbg_tests_recipe on tryserver.chromium.linux
(http://build.chromium.org/p/tryserver.chromium.linux/builders/android_dbg_tes...)

[commit-bot: I haz the power, 2014-09-03 08:51:45]

Committed patchset #2 (id:20001) as 4acb869459901c6fa627473bb15b8a0f6190cc11

[Andre, 2014-09-03 16:19:11]

A revert of this CL (patchset #2 id:20001) has been created in
https://codereview.chromium.org/537603002/ by andresantoso@chromium.org.

The reason for reverting is: Speculative revert, failed ChromiumOS
browser_tests.

[1422/1422] FileSystemProviderApiTest.Extension (11555 ms)
1 test failed:
    FileSystemProviderApiTest.Extension

http://build.chromium.org/p/chromium.chromiumos/builders/Linux%20ChromiumOS%2...
.

[commit-bot: I haz the power, 2014-09-10 03:24:30]

Patchset 2 (id:??) landed as
https://crrev.com/c171298eff20e7e8efe2e9fd21b9466bfffcb71c
Cr-Commit-Position: refs/heads/master@{#293100}