Add Pepper flag to UMA plugin records.

BUG=285440

Review URL: https://chromiumcodereview.appspot.com/23534051

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@222179 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/metrics/metrics_log.cc

@@ -228,6 +228,7 @@ void SetPluginInfo(const content::WebPluginInfo& plugin_info,
   plugin->set_name(UTF16ToUTF8(plugin_info.name));
   plugin->set_filename(plugin_info.path.BaseName().AsUTF8Unsafe());
   plugin->set_version(UTF16ToUTF8(plugin_info.version));
+  plugin->set_is_pepper(plugin_info.is_pepper_plugin());
   if (plugin_prefs)
     plugin->set_is_disabled(!plugin_prefs->IsPluginEnabled(plugin_info));
 }

chrome/common/metrics/proto/system_profile.proto

@@ -319,6 +319,9 @@ message SystemProfileProto {
     // If a client has multiple local Chrome user accounts, this is logged based
     // on the first user account launched during the current session.
     optional bool is_disabled = 4;
+    
+    // True if the plugin is PPAPI.
+    optional bool is_pepper = 5;
   }
   repeated Plugin plugin = 7;