[2/N] Add DIR_METADATA files to directories under //content

Generate DIR_METADATA files and remove metadata from OWNERS
files for directories under //content.

R=boliu@chromium.org

Bug: 1113033
Change-Id: I409968b2318bd07214affd931c3db1b07431403a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2544853
Commit-Queue: Josip Sokcevic <sokcevic@google.com>
Reviewed-by: Bo <boliu@chromium.org>
Auto-Submit: Josip Sokcevic <sokcevic@google.com>
Cr-Commit-Position: refs/heads/master@{#828511}

content/browser/device_sensors/DIR_METADATA

+monorail {
+  component: "Blink>Sensor>DeviceOrientation"
+}
+team_email: "device-dev@chromium.org"

content/browser/device_sensors/OWNERS

 timvolodine@chromium.org
-
-# COMPONENT: Blink>Sensor>DeviceOrientation
-# TEAM: device-dev@chromium.org

content/browser/devtools/DIR_METADATA

+monorail {
+  component: "Platform>DevTools"
+}

content/browser/devtools/OWNERS

@@ -5,5 +5,3 @@ sigurds@chromium.org
 yangguo@chromium.org
 
 per-file *background_service*=rayankans@chromium.org
-
-# COMPONENT: Platform>DevTools

content/browser/devtools/protocol/DIR_METADATA

+monorail {
+  component: "Platform>DevTools"
+}

content/browser/devtools/protocol/OWNERS

 per-file system_info_handler.*=kbr@chromium.org
-
-# COMPONENT: Platform>DevTools

content/browser/display_cutout/DIR_METADATA

+monorail {
+  component: "Blink>Layout"
+}
+team_email: "media-dev@chromium.org"

content/browser/display_cutout/OWNERS

 file://chrome/android/java/src/org/chromium/chrome/browser/display_cutout/OWNERS
-
-# COMPONENT: Blink>Layout
-# TEAM: media-dev@chromium.org

content/browser/dom_storage/DIR_METADATA

+monorail {
+  component: "Blink>Storage>DOMStorage"
+}
+team_email: "storage-dev@chromium.org"

content/browser/dom_storage/OWNERS

@@ -4,6 +4,3 @@ mek@chromium.org
 
 # Secondary
 pwnall@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage>DOMStorage

content/browser/download/DIR_METADATA

+monorail {
+  component: "UI>Browser>Downloads"
+}

content/browser/download/OWNERS

 dtrainor@chromium.org
 qinmin@chromium.org
-
-# COMPONENT: UI>Browser>Downloads

content/browser/file_system/DIR_METADATA

+monorail {
+  component: "Blink>Storage>FileSystem"
+}
+team_email: "storage-dev@chromium.org"

content/browser/file_system/OWNERS

@@ -3,6 +3,3 @@ mek@chromium.org
 pwnall@chromium.org
 jianli@chromium.org
 nhiroki@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage>FileSystem

content/browser/file_system_access/DIR_METADATA

+monorail {
+  component: "Blink>Storage>FileSystem"
+}
+team_email: "storage-dev@chromium.org"

content/browser/file_system_access/OWNERS

 mek@chromium.org
 pwnall@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage>FileSystem

content/browser/font_access/DIR_METADATA

+monorail {
+  component: "Blink>Storage>FontAccess"
+}
+team_email: "storage-dev@chromium.org"

content/browser/font_access/OWNERS

 jsbell@chromium.org
 oyiptong@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage>FontAccess
\ No newline at end of file

content/browser/font_unique_name_lookup/DIR_METADATA

+monorail {
+  component: "Blink>Fonts"
+}

content/browser/font_unique_name_lookup/OWNERS

 drott@chromium.org
-
-# COMPONENT: Blink>Fonts

content/browser/generic_sensor/DIR_METADATA

+monorail {
+  component: "Blink>Sensor"
+}
+team_email: "device-dev@chromium.org"

content/browser/generic_sensor/OWNERS

 file://services/device/generic_sensor/OWNERS
-
-# COMPONENT: Blink>Sensor
-# TEAM: device-dev@chromium.org

content/browser/geolocation/DIR_METADATA

+monorail {
+  component: "Blink>Geolocation"
+}
+team_email: "device-dev@chromium.org"

content/browser/geolocation/OWNERS

-# COMPONENT: Blink>Geolocation
-# TEAM: device-dev@chromium.org

content/browser/gpu/DIR_METADATA

+monorail {
+  component: "Internals>GPU>Internals"
+}
+team_email: "graphics-dev@chromium.org"

content/browser/gpu/OWNERS

@@ -5,6 +5,3 @@ backer@chromium.org
 # For security review.
 per-file gpu_process_host_receiver_bindings.*=set noparent
 per-file gpu_process_host_receiver_bindings.*=file://ipc/SECURITY_OWNERS
-
-# COMPONENT: Internals>GPU>Internals
-# TEAM: graphics-dev@chromium.org

content/browser/hid/DIR_METADATA

+monorail {
+  component: "Blink>HID"
+}
+team_email: "device-dev@chromium.org"

content/browser/hid/OWNERS

 file://third_party/blink/renderer/modules/hid/OWNERS
-
-# TEAM: device-dev@chromium.org
-# COMPONENT: Blink>HID

content/browser/hyphenation/DIR_METADATA

+monorail {
+  component: "UI>Browser"
+}
+team_email: "layout-dev@chromium.org"

content/browser/hyphenation/OWNERS

@@ -2,6 +2,3 @@ eae@chromium.org
 drott@chromium.org
 kojii@chromium.org
 szager@chromium.org
-
-# TEAM: layout-dev@chromium.org
-# COMPONENT: UI>Browser

content/browser/idle/DIR_METADATA

+team_email: "fugu-dev@chromium.org"

content/browser/idle/OWNERS

 ayui@chromium.org
 jsbell@chromium.org
 reillyg@chromium.org
-
-# TEAM: fugu-dev@chromium.org

content/browser/image_capture/DIR_METADATA

+monorail {
+  component: "Blink>ImageCapture"
+}
+team_email: "webrtc-dev@chromium.org"

content/browser/image_capture/OWNERS

 file://third_party/blink/renderer/modules/imagecapture/OWNERS
-
-# COMPONENT: Blink>ImageCapture
-# TEAM: webrtc-dev@chromium.org

content/browser/indexed_db/DIR_METADATA

+monorail {
+  component: "Blink>Storage>IndexedDB"
+}
+team_email: "storage-dev@chromium.org"

content/browser/indexed_db/OWNERS

@@ -6,6 +6,3 @@ cmp@chromium.org
 dmurph@chromium.org
 jsbell@chromium.org
 pwnall@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage>IndexedDB

content/browser/installedapp/DIR_METADATA

+monorail {
+  component: "Blink>AppManifest"
+}
+team_email: "platform-capabilities@chromium.org "

content/browser/installedapp/OWNERS

 peter@chromium.org
 rayankans@chromium.org
-
-# COMPONENT: Blink>AppManifest
-# TEAM: platform-capabilities@chromium.org 

content/browser/keyboard_lock/DIR_METADATA

+monorail {
+  component: "UI>Input>KeyboardShortcuts"
+}
+team_email: "chromium-dev@chromium.org"

content/browser/keyboard_lock/OWNERS

-# COMPONENT: UI>Input>KeyboardShortcuts
-# TEAM: chromium-dev@chromium.org

content/browser/loader/DIR_METADATA

+monorail {
+  component: "Internals>Network"
+}
+team_email: "net-dev@chromium.org"

content/browser/loader/OWNERS

@@ -5,6 +5,3 @@ toyoshim@chromium.org
 per-file quic_transport_browsertest.cc=ricea@chromium.org
 per-file quic_transport_browsertest.cc=vasilvv@chromium.org
 per-file quic_transport_browsertest.cc=yhirano@chromium.org
-
-# TEAM: net-dev@chromium.org
-# COMPONENT: Internals>Network

content/browser/locks/DIR_METADATA

+monorail {
+  component: "Blink>Storage"
+}
+team_email: "storage-dev@chromium.org"

content/browser/locks/OWNERS

 jsbell@chromium.org
 pwnall@chromium.org
-
-# TEAM: storage-dev@chromium.org
-# COMPONENT: Blink>Storage