Enrich fileBrowserPrivate.onFileTransfersUpdated event to support displaying total number of jobs.

chrome/browser/chromeos/drive/job_list.cc

Index: chrome/browser/chromeos/drive/job_list.cc
diff --git a/chrome/browser/chromeos/drive/job_list.cc b/chrome/browser/chromeos/drive/job_list.cc
index 24f9afee2b9b56d6ccb427a380c7a71aca91167d..bbb092aee8e31b9bc861fd06e04ad4e8eae6314a 100644
--- a/chrome/browser/chromeos/drive/job_list.cc
+++ b/chrome/browser/chromeos/drive/job_list.cc
@@ -77,7 +77,8 @@ JobInfo::JobInfo(JobType in_job_type)
       job_id(-1),
       state(STATE_NONE),
       num_completed_bytes(0),
-      num_total_bytes(0) {
+      num_total_bytes(0),
+      num_total_jobs(0) {
 }
 
 std::string JobInfo::ToString() const {
@@ -100,14 +101,6 @@ std::string JobInfo::ToString() const {
 bool IsActiveFileTransferJobInfo(const JobInfo& job_info) {
   // Using switch statement so that compiler can warn when new states or types
   // are added.
-  switch (job_info.state) {
-    case STATE_NONE:
-      return false;
-    case STATE_RUNNING:
-    case STATE_RETRY:
-      break;
-  }
-
   switch (job_info.job_type) {
     case TYPE_GET_ABOUT_RESOURCE:
     case TYPE_GET_APP_LIST: