Add the PrinterEventProto to the UMA proto.

The changes mirror those in the logging system.  Additional info in crbug.com/740225

Bug: 725739, 740225
Change-Id: I5426da5065b1de2943ec8130e364769d5853affe
Reviewed-on: https://chromium-review.googlesource.com/563607Reviewed-by: Steven Holte <holte@chromium.org>
Commit-Queue: Sean Kau <skau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#485117}

components/metrics/proto/BUILD.gn

@@ -16,6 +16,7 @@ proto_library("proto") {
     "omnibox_input_type.proto",
     "perf_data.proto",
     "perf_stat.proto",
+    "printer_event.proto",
     "profiler_event.proto",
     "sampled_profile.proto",
     "system_profile.proto",

components/metrics/proto/chrome_user_metrics_extension.proto

@@ -19,11 +19,12 @@ import "omnibox_event.proto";
 import "profiler_event.proto";
 import "system_profile.proto";
 import "translate_event.proto";
+import "printer_event.proto";
 import "user_action_event.proto";
 import "perf_data.proto";
 import "sampled_profile.proto";
 
-// Next tag: 16
+// Next tag: 17
 message ChromeUserMetricsExtension {
   // The product (i.e. end user application) for a given UMA log.
   enum Product {
@@ -70,6 +71,7 @@ message ChromeUserMetricsExtension {
   repeated HistogramEventProto histogram_event = 6;
   repeated ProfilerEventProto profiler_event = 7;
   repeated TranslateEventProto translate_event = 15;
+  repeated PrinterEventProto printer_event = 16;
 
   // This field is no longer used. Use |sampled_profile| instead.
   repeated PerfDataProto perf_data = 8 [deprecated=true];

components/metrics/proto/printer_event.proto

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// Stores information about printer configuration attempts.
+
+syntax = "proto2";
+
+option optimize_for = LITE_RUNTIME;
+option java_outer_classname = "PrinterEventProtos";
+option java_package = "org.chromium.components.metrics";
+
+package metrics;
+
+// Stores information about a printer that a user is setting up/has attempted to
+// set up.
+// Next tag: 9
+message PrinterEventProto {
+  // The detected printer manufacuter name.
+  optional string usb_printer_manufacturer = 1;
+
+  // The detected printer model name.
+  optional string usb_printer_model = 2;
+
+  // The usb vendor id of the printer.
+  optional int32 usb_vendor_id = 3;
+
+  // The usb model id of the printer.
+  optional int32 usb_model_id = 4;
+
+  // The value reported as a printer's printer-make-and-model attribute.
+  optional string ipp_make_and_model = 5;
+
+  // A true value means that the user provided their own PPD.
+  optional bool user_ppd = 6;
+
+  // The identifier for PPDs from our serving system.
+  optional string ppd_identifier = 7;
+
+  // The action for which the printer was logged.
+  // Next tag: 5
+  enum EventType {
+    UNKNOWN = 0;
+
+    // Specified printer successfully installed using the detected
+    // configuration.
+    SETUP_AUTOMATIC = 1;
+
+    // Specified printer was installed when the user selected the appropriate
+    // configuration.
+    SETUP_MANUAL = 2;
+
+    // Setup was started but abandoned when user was prompted to choose a
+    // configuration.
+    SETUP_ABANDONED = 3;
+
+    // A printer, which had been successfully installed, was deleted from the
+    // user's preferences.
+    PRINTER_DELETED = 4;
+  }
+
+  // The event for which this was recorded.
+  optional EventType event_type = 8;
+}