Use base::RunLoop instead of directly using MessageLoop in Drive related code.

chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc

Index: chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc
diff --git a/chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc b/chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc
index 4093cc56d55a8832f232ea2f946353bee5900b2e..7707efc3eeabc20a5a5661ca250fa60e6cf7a213 100644
--- a/chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc
+++ b/chrome/browser/chromeos/drive/drive_url_request_job_unittest.cc
@@ -7,6 +7,7 @@
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/run_loop.h"
 #include "base/sequenced_task_runner.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/thread.h"
@@ -156,14 +157,17 @@ class DriveURLRequestJobTest : public testing::Test {
         worker_thread->message_loop_proxy()));
     int error = net::ERR_FAILED;
     scoped_ptr<ResourceEntry> entry;
-    reader->Initialize(
-        file_path,
-        net::HttpByteRange(),
-        google_apis::CreateComposedCallback(
-            base::Bind(&google_apis::test_util::RunAndQuit),
-            google_apis::test_util::CreateCopyResultCallback(
-                &error, &entry)));
-    base::MessageLoop::current()->Run();
+    {
+      base::RunLoop run_loop;
+      reader->Initialize(
+          file_path,
+          net::HttpByteRange(),
+          google_apis::test_util::CreateQuitCallback(
+              &run_loop,
+              google_apis::test_util::CreateCopyResultCallback(
+                  &error, &entry)));
+      run_loop.Run();
+    }
     if (error != net::OK || !entry)
       return false;
 
@@ -197,7 +201,7 @@ TEST_F(DriveURLRequestJobTest, NonGetMethod) {
   request.set_method("POST");  // Set non "GET" method.
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_METHOD_NOT_SUPPORTED, request.status().error());
@@ -214,7 +218,7 @@ TEST_F(DriveURLRequestJobTest, RegularFile) {
         url_request_context_.get(), test_network_delegate_.get());
     request.Start();
 
-    base::MessageLoop::current()->Run();
+    base::RunLoop().Run();
 
     EXPECT_EQ(net::URLRequestStatus::SUCCESS, request.status().status());
     // It looks weird, but the mime type for the "File 1.txt" is "audio/mpeg"
@@ -239,7 +243,7 @@ TEST_F(DriveURLRequestJobTest, RegularFile) {
         url_request_context_.get(), test_network_delegate_.get());
     request.Start();
 
-    base::MessageLoop::current()->Run();
+    base::RunLoop().Run();
 
     EXPECT_EQ(net::URLRequestStatus::SUCCESS, request.status().status());
     std::string mime_type;
@@ -261,7 +265,7 @@ TEST_F(DriveURLRequestJobTest, HostedDocument) {
       url_request_context_.get(), test_network_delegate_.get());
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::SUCCESS, request.status().status());
   // Make sure that a hosted document triggers redirection.
@@ -276,7 +280,7 @@ TEST_F(DriveURLRequestJobTest, RootDirectory) {
       url_request_context_.get(), test_network_delegate_.get());
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_FAILED, request.status().error());
@@ -288,7 +292,7 @@ TEST_F(DriveURLRequestJobTest, Directory) {
       url_request_context_.get(), test_network_delegate_.get());
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_FAILED, request.status().error());
@@ -300,7 +304,7 @@ TEST_F(DriveURLRequestJobTest, NonExistingFile) {
       url_request_context_.get(), test_network_delegate_.get());
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_FILE_NOT_FOUND, request.status().error());
@@ -312,7 +316,7 @@ TEST_F(DriveURLRequestJobTest, WrongFormat) {
       url_request_context_.get(), test_network_delegate_.get());
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_INVALID_URL, request.status().error());
@@ -327,7 +331,7 @@ TEST_F(DriveURLRequestJobTest, Cancel) {
   request.Start();
   request.Cancel();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::CANCELED, request.status().status());
 }
@@ -345,7 +349,7 @@ TEST_F(DriveURLRequestJobTest, RangeHeader) {
       "Range", "bytes=3-5", false /* overwrite */);
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::SUCCESS, request.status().status());
 
@@ -368,7 +372,7 @@ TEST_F(DriveURLRequestJobTest, WrongRangeHeader) {
       "Range", "Wrong Range Header Value", false /* overwrite */);
   request.Start();
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(net::URLRequestStatus::FAILED, request.status().status());
   EXPECT_EQ(net::ERR_REQUEST_RANGE_NOT_SATISFIABLE, request.status().error());