Change text of DNS prefetch option to Network prediction option.

chrome/app/policy/policy_templates.json

 {
 # policy_templates.json - Metafile for policy templates
 #
 # The content of this file is evaluated as a Python expression.
 #
 # This file is used as input to generate the following policy templates:
 # ADM, ADMX+ADML, MCX/plist and html documentation.
 #
 # Policy templates are user interface definitions or documents about the
 # policies that can be used to configure Chrome. Each policy is a name-value
@@ skipping 194 matching lines @@
       'caption': '''Enable search suggestions''',
       'desc': '''Enables search suggestions in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>'s Omnibox and prevents users from changing this setting.
 
       If you enable this setting, search suggestions are used.
 
       If you disable this setting, search suggestions are never used.
 
       If you enable or disable this setting, users cannot change or override this setting in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>.''',
     },
     {
-      'name': 'DnsPrefetchingEnabled',
+      'name': 'NetworkPredictionEnabled',
       'type': 'main',
       'supported_on': ['chrome.*:8-', 'chrome_os:0.11-'],
       'features': {'dynamic_refresh': 1},
       'example_value': True,
       'id': 7,
-      'caption': '''Enable DNS prefetching''',
-      'desc': '''Enables DNS prefetching in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> and prevents users from changing this setting.
+      'caption': '''Enable network prediction.''',
+      'desc': '''Enables network prediction in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> and prevents users from changing this setting.
 
       If you enable or disable this setting, users cannot change or override this setting in <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph>.''',
     },
     {
       'name': 'DisableSpdy',
       'type': 'main',
       'supported_on': ['chrome.*:8-', 'chrome_os:0.11-'],
       'features': {'dynamic_refresh': 1},
       'example_value': True,
       'id': 8,
@@ skipping 1287 matching lines @@
       'desc': '''The name of the feature that indicates for a given policy that changes to it are respected by Chrome without a browser restart''',
       'text': '''Dynamic Policy Refresh'''
     },
     'doc_deprecated': {
       'desc': '''Text appended in parentheses to the policy name to indicate t hat it has been deprecated''',
       'text': 'deprecated',
     }
   },
   'placeholders': [],
 }