Add UMA actions and histogram for the NPAPI InfoBar.

BUG=380227

Review URL: https://codereview.chromium.org/1130793006

Cr-Commit-Position: refs/heads/master@{#329473}

chrome/browser/plugins/chrome_plugin_service_filter.cc

@@ -4,8 +4,11 @@
 
 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/logging.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ -24,17 +27,35 @@
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/resource_context.h"
+#include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "grit/components_strings.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/window_open_disposition.h"
 
+using base::UserMetricsAction;
 using content::BrowserThread;
 using content::PluginService;
 
 namespace {
 
+// This enum is recorded in a histogram so entries should not be re-ordered or
+// removed.
+enum PluginGroup {
+  GROUP_NAME_UNKNOWN,
+  GROUP_NAME_ADOBE_READER,
+  GROUP_NAME_JAVA,
+  GROUP_NAME_QUICKTIME,
+  GROUP_NAME_SHOCKWAVE,
+  GROUP_NAME_REALPLAYER,
+  GROUP_NAME_SILVERLIGHT,
+  GROUP_NAME_WINDOWS_MEDIA_PLAYER,
+  GROUP_NAME_GOOGLE_TALK,
+  GROUP_NAME_GOOGLE_EARTH,
+  GROUP_NAME_COUNT,
+};
+
 static const char kLearnMoreUrl[] =
     "https://www.google.com/support/chrome/bin/answer.py?answer=6213033";
 
@@ -81,6 +102,48 @@ NPAPIRemovalInfoBarDelegate::NPAPIRemovalInfoBarDelegate(
     const base::string16& plugin_name,
     int message_id)
     : plugin_name_(plugin_name), message_id_(message_id) {
+  content::RecordAction(UserMetricsAction("NPAPIRemovalInfobar.Shown"));
+
+  std::pair<PluginGroup, const char*> types[] = {
+      std::make_pair(GROUP_NAME_ADOBE_READER,
+                     PluginMetadata::kAdobeReaderGroupName),
+      std::make_pair(GROUP_NAME_JAVA,
+                     PluginMetadata::kJavaGroupName),
+      std::make_pair(GROUP_NAME_QUICKTIME,
+                     PluginMetadata::kQuickTimeGroupName),
+      std::make_pair(GROUP_NAME_SHOCKWAVE,
+                     PluginMetadata::kShockwaveGroupName),
+      std::make_pair(GROUP_NAME_REALPLAYER,
+                     PluginMetadata::kRealPlayerGroupName),
+      std::make_pair(GROUP_NAME_SILVERLIGHT,
+                     PluginMetadata::kSilverlightGroupName),
+      std::make_pair(GROUP_NAME_WINDOWS_MEDIA_PLAYER,
+                     PluginMetadata::kWindowsMediaPlayerGroupName),
+      std::make_pair(GROUP_NAME_GOOGLE_TALK,
+                     PluginMetadata::kGoogleTalkGroupName),
+      std::make_pair(GROUP_NAME_GOOGLE_EARTH,
+                     PluginMetadata::kGoogleEarthGroupName)};
+
+  PluginGroup group = GROUP_NAME_UNKNOWN;
+  std::string name = base::UTF16ToUTF8(plugin_name);
+
+  for (const auto& type : types) {
+    if (name == type.second) {
+      group = type.first;
+      break;
+    }
+  }
+
+  if (message_id == IDS_PLUGINS_NPAPI_REMOVED) {
+    UMA_HISTOGRAM_ENUMERATION(
+        "Plugin.NpapiRemovalInfobar.Removed.PluginGroup", group,
+        GROUP_NAME_COUNT);
+  } else {
+    DCHECK_EQ(IDS_PLUGINS_NPAPI_BEING_REMOVED_SOON, message_id);
+    UMA_HISTOGRAM_ENUMERATION(
+        "Plugin.NpapiRemovalInfobar.RemovedSoon.PluginGroup", group,
+        GROUP_NAME_COUNT);
+  }
 }
 
 NPAPIRemovalInfoBarDelegate::~NPAPIRemovalInfoBarDelegate() {
@@ -109,6 +172,7 @@ bool NPAPIRemovalInfoBarDelegate::LinkClicked(
           GURL(kLearnMoreUrl), content::Referrer(),
           (disposition == CURRENT_TAB) ? NEW_FOREGROUND_TAB : disposition,
           ui::PAGE_TRANSITION_LINK, false));
+  content::RecordAction(UserMetricsAction("NPAPIRemovalInfobar.LearnMore"));
   return true;
 }
 

chrome/browser/plugins/plugin_metadata.cc

@@ -19,6 +19,8 @@ const char PluginMetadata::kRealPlayerGroupName[] = "RealPlayer";
 const char PluginMetadata::kSilverlightGroupName[] = "Silverlight";
 const char PluginMetadata::kWindowsMediaPlayerGroupName[] =
     "Windows Media Player";
+const char PluginMetadata::kGoogleTalkGroupName[] = "Google Talk";
+const char PluginMetadata::kGoogleEarthGroupName[] = "Google Earth";
 
 PluginMetadata::PluginMetadata(const std::string& identifier,
                                const base::string16& name,

chrome/browser/plugins/plugin_metadata.h

@@ -34,6 +34,8 @@ class PluginMetadata {
   static const char kRealPlayerGroupName[];
   static const char kSilverlightGroupName[];
   static const char kWindowsMediaPlayerGroupName[];
+  static const char kGoogleTalkGroupName[];
+  static const char kGoogleEarthGroupName[];
 
   PluginMetadata(const std::string& identifier,
                  const base::string16& name,

tools/metrics/actions/actions.xml

@@ -8210,6 +8210,18 @@ should be able to be added at any place in this file.
   <description>Please enter the description of this user action.</description>
 </action>
 
+<action name="NPAPIRemovalInfobar.LearnMore">
+  <owner>wfh@chromium.org</owner>
+  <description>
+    Recorded when the NPAPI removal infobar link is clicked.
+  </description>
+</action>
+
+<action name="NPAPIRemovalInfobar.Shown">
+  <owner>wfh@chromium.org</owner>
+  <description>Recorded when the NPAPI removal infobar is shown.</description>
+</action>
+
 <action name="NTPPromoClosed">
   <owner>Please list the metric's owners. Add more owner tags as needed.</owner>
   <description>Please enter the description of this user action.</description>

tools/metrics/histograms/histograms.xml

@@ -29109,6 +29109,26 @@ Therefore, the affected-histogram name has to have at least one dot in it.
   <summary>Collects Flash usage data.</summary>
 </histogram>
 
+<histogram name="Plugin.NPAPIRemovalInfobar.Removed.PluginGroup"
+    enum="PluginGroup">
+  <owner>wfh@chromium.org</owner>
+  <summary>
+    The plugin group of an NPAPI plugin that is no longer supported. Recorded
+    when the NPAPI removal infobar is shown for a plugin which is no longer
+    supported.
+  </summary>
+</histogram>
+
+<histogram name="Plugin.NPAPIRemovalInfobar.RemovedSoon.PluginGroup"
+    enum="PluginGroup">
+  <owner>wfh@chromium.org</owner>
+  <summary>
+    The plugin group of an NPAPI plugin that will be unsupported soon. Recorded
+    when the NPAPI removal infobar is shown after an NPAPI plugin first loads to
+    warn the user that NPAPI support for this plugin will be removed soon.
+  </summary>
+</histogram>
+
 <histogram name="Plugin.NPAPIStatus" enum="NPAPIPluginStatus">
   <owner>wfh@chromium.org</owner>
   <summary>
@@ -60000,6 +60020,19 @@ To add a new entry, add it with any value and run test to compute valid value.
   <int value="2" label="PLUGIN_DISABLED"/>
 </enum>
 
+<enum name="PluginGroup" type="int">
+  <int value="0" label="Adobe Reader"/>
+  <int value="1" label="Other Plugin"/>
+  <int value="2" label="Java"/>
+  <int value="3" label="Quicktime"/>
+  <int value="4" label="Shockwave"/>
+  <int value="5" label="Real Player"/>
+  <int value="6" label="Silverlight"/>
+  <int value="7" label="Windows Media Player"/>
+  <int value="8" label="Google Talk"/>
+  <int value="9" label="Google Earth"/>
+</enum>
+
 <enum name="PluginListError" type="int">
   <int value="0" label="NoError"/>
   <int value="1" label="JsonInvalidEscape"/>