Add defaults to group of policies

Also slightly update the description for AllowFileSelectionDialogs

Bug: 1139046
Change-Id: I89238aabb2f96c6d05b67ea4b74b873576ce6743
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2507639
Commit-Queue: Chris Sharp <csharp@chromium.org>
Reviewed-by: Owen Min <zmin@chromium.org>
Reviewed-by: Chris Sharp <csharp@chromium.org>
Cr-Commit-Position: refs/heads/master@{#822867}

components/policy/resources/policy_templates.json

@@ -1574,6 +1574,7 @@
         'per_profile': False
       },
       'example_value': True,
+      'default': True,
       'id': 654,
       'caption': '''DNS interception checks enabled''',
       'tags': [],
@@ -7647,12 +7648,13 @@
         'per_profile': False,
       },
       'example_value': True,
+      'default': True,
       'id': 84,
       'caption': '''Allow invocation of file selection dialogs''',
       'tags': [],
-      'desc': '''Setting the policy or leaving it unset means Chrome can display, and users can open, file selection dialogs.
+      'desc': '''Setting the policy to Enabled or leaving it unset means Chrome can display, and users can open, file selection dialogs.
 
-      Turning off the policy means that whenever users perform actions provoking a file selection dialog, such as importing bookmarks, uploading files, and saving links, a message appears instead. The user is assumed to have clicked Cancel on the file selection dialog.''',
+      Setting the policy to Disabled means that whenever users perform actions provoking a file selection dialog, such as importing bookmarks, uploading files, and saving links, a message appears instead. The user is assumed to have clicked Cancel on the file selection dialog.''',
     },
     {
       'name': 'SecurityKeyPermitAttestation',
@@ -7709,6 +7711,7 @@
         'dynamic_refresh': True,
       },
       'example_value': 3600000,
+      'default': 3 * 60 * 60 * 1000,
       'id': 90,
       'caption': '''Refresh rate for Device Policy''',
       'tags': [],
@@ -7732,6 +7735,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': False,
       'id': 97,
       'caption': '''Import bookmarks from default browser on first run''',
       'tags': ['local-data-access'],
@@ -7752,6 +7756,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': False,
       'id': 98,
       'caption': '''Import browsing history from default browser on first run''',
       'tags': ['local-data-access'],
@@ -8536,6 +8541,7 @@
         'per_profile': False,
       },
       'example_value': False,
+      'default': False,
       'id': 235,
       'caption': '''Require online OCSP/CRL checks for local trust anchors''',
       'tags': [],
@@ -11444,6 +11450,7 @@
         'per_profile': False,
       },
       'example_value': False,
+      'default': True,
       'id': 491,
       'caption': '''Allow wake locks''',
       'tags': [],
@@ -13909,6 +13916,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 281,
       'caption': '''Enable Touch to Search''',
       'tags': [],
@@ -14424,6 +14432,7 @@
         'dynamic_refresh': True,
       },
       'example_value': True,
+      'default': True,
       'id': 325,
       'caption': '''Enable queries to Quirks Server for hardware profiles''',
       'tags': [],
@@ -14519,6 +14528,7 @@
         'per_profile': False,
       },
       'example_value': True,
+      'default': False,
       'device_only': True,
       'default_for_managed_devices_doc_only': False,
       'id': 763,
@@ -14526,9 +14536,10 @@
       'tags': [],
       'desc':
       '''Allows enabling or disabling a notification when disk space is low. This applies to all users on the device.
-      If there is exactly one user account on a managed device, the notification is always shown, regardless of the value of this policy.
-      If there are multiple user accounts on a a managed device, the notification is only shown when this policy is set to True.
-      On unmanaged devices the notification is always shown.''',
+
+      This policy is ignored and the notification is always shown if the device is unmanaged or there is only one user.
+
+      If there are multiple user accounts on a managed device, the notification will only be shown when this policy is enabled.''',
     },
     {
       'name': 'NetworkThrottlingEnabled',
@@ -14916,6 +14927,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 338,
       'default_for_enterprise_users': False,
       'caption': '''Show content suggestions on the New Tab page''',
@@ -14936,6 +14948,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 653,
       'default_for_enterprise_users': True,
       'caption': '''Allow users to customize the background on the New Tab page''',
@@ -16359,6 +16372,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 370,
       'caption': '''Allow queries to a Google time service''',
       'tags': [],
@@ -16423,6 +16437,7 @@
         'per_profile': True,
       },
       'example_value': False,
+      'default': False,
       'id': 373,
       'caption': '''Use System Default Printer as Default''',
       'tags': [],
@@ -20268,6 +20283,7 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 570,
       'caption': '''Allow user feedback''',
       'tags': [],
@@ -20716,6 +20732,7 @@
         'per_profile': False,
       },
       'example_value': True,
+      'default': True,
       'id': 566,
       'caption': '''Enable security warnings for command-line flags''',
       'tags': ['system-security'],
@@ -20926,6 +20943,7 @@
         'type': 'boolean',
       },
       'example_value': True,
+      'default': True,
       'features': {
         'dynamic_refresh': True,
         'per_profile': True,
@@ -22021,6 +22039,7 @@
         'per_profile': True,
       },
       'example_value': 1,
+      'default': 0,
       'id': 706,
       'caption': '''Print Rasterization Mode''',
       'tags': [],
@@ -22309,10 +22328,13 @@
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 662,
       'caption': '''Enable <ph name="CHROME_DEVICES_LINK">chrome://devices</ph>''',
       'tags': [],
-      'desc': '''This policy controls access to controllable features in the local discovery UI (<ph name="CHROME_DEVICES_LINK">chrome://devices</ph>) which shows discoverable devices near the user as well as cloud devices registered to them. On all operating systems except for <ph name="PRODUCT_OS_NAME">$2<ex>Google Chrome OS</ex></ph>, the local discovery UI also allows users to add classic printers connected to their computers to <ph name="CLOUD_PRINT_NAME">Google Cloud Print</ph>.''',
+      'desc': '''This policy controls access to controllable features in the local discovery UI (<ph name="CHROME_DEVICES_LINK">chrome://devices</ph>) which shows discoverable devices near the user as well as cloud devices registered to them. On all operating systems except for <ph name="PRODUCT_OS_NAME">$2<ex>Google Chrome OS</ex></ph>, the local discovery UI also allows users to add classic printers connected to their computers to <ph name="CLOUD_PRINT_NAME">Google Cloud Print</ph>.
+
+      Leaving this policy unset leaves this feature Enabled.''',
     },
     {
       'name': 'ScreenCaptureAllowed',
@@ -22708,6 +22730,7 @@ If you disable this policy, web page scrolling to specific text fragments via UR
         'dynamic_refresh': True,
       },
       'example_value': True,
+      'default': True,
       'id': 758,
       'caption': '''Control the <ph name="PRODUCT_NAME">BackForwardCache</ph> feature.''',
       'tags': [],
@@ -22964,6 +22987,7 @@ If you disable this policy, web page scrolling to specific text fragments via UR
         'per_profile': True,
       },
       'example_value': True,
+      'default': False,
       'id': 781,
       'caption': '''Suppress <ph name="CLOUD_PRINT_NAME">Google Cloud Print</ph> deprecation messages''',
       'tags': [],
@@ -23158,6 +23182,7 @@ If you disable this policy, web page scrolling to specific text fragments via UR
         'per_profile': False,
       },
       'example_value': False,
+      'default': False,
       'id': 787,
       'caption': '''Allow legacy TLS/DTLS downgrade in WebRTC''',
       'tags': [],
@@ -23180,6 +23205,7 @@ If you disable this policy, web page scrolling to specific text fragments via UR
         'per_profile': True,
       },
       'example_value': True,
+      'default': True,
       'id': 788,
       'caption': 'Enable Media Recommendations',
       'tags': [],