Revert 112178 - [Sync] Make syncer commands avoid posting tasks on threads with no work to do

chrome/browser/sync/test/engine/syncer_command_test.h

Index: chrome/browser/sync/test/engine/syncer_command_test.h
===================================================================
--- chrome/browser/sync/test/engine/syncer_command_test.h	(revision 112317)
+++ chrome/browser/sync/test/engine/syncer_command_test.h	(working copy)
@@ -11,15 +11,12 @@
 #include <vector>
 
 #include "base/compiler_specific.h"
-#include "base/memory/ref_counted.h"
 #include "base/message_loop.h"
-#include "chrome/browser/sync/engine/model_changing_syncer_command.h"
 #include "chrome/browser/sync/engine/model_safe_worker.h"
 #include "chrome/browser/sync/sessions/debug_info_getter.h"
 #include "chrome/browser/sync/sessions/sync_session.h"
 #include "chrome/browser/sync/sessions/sync_session_context.h"
 #include "chrome/browser/sync/test/engine/mock_connection_manager.h"
-#include "chrome/browser/sync/test/engine/fake_model_worker.h"
 #include "chrome/browser/sync/test/engine/test_directory_setter_upper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ -96,9 +93,6 @@
   virtual void SetUp() {
     syncdb_->SetUp();
     ResetContext();
-    // The session always expects there to be a passive worker.
-    workers()->push_back(
-        make_scoped_refptr(new FakeModelWorker(GROUP_PASSIVE)));
   }
   virtual void TearDown() {
     syncdb_->TearDown();
@@ -163,41 +157,6 @@
     return &mock_debug_info_getter_;
   }
 
-  // Helper functions to check command.GetGroupsToChange().
-
-  void ExpectNoGroupsToChange(const ModelChangingSyncerCommand& command) {
-    EXPECT_TRUE(command.GetGroupsToChangeForTest(*session()).empty());
-  }
-
-  void ExpectGroupToChange(
-      const ModelChangingSyncerCommand& command, ModelSafeGroup group) {
-    std::set<ModelSafeGroup> expected_groups_to_change;
-    expected_groups_to_change.insert(group);
-    EXPECT_EQ(expected_groups_to_change,
-              command.GetGroupsToChangeForTest(*session()));
-  }
-
-  void ExpectGroupsToChange(
-      const ModelChangingSyncerCommand& command,
-      ModelSafeGroup group1, ModelSafeGroup group2) {
-    std::set<ModelSafeGroup> expected_groups_to_change;
-    expected_groups_to_change.insert(group1);
-    expected_groups_to_change.insert(group2);
-    EXPECT_EQ(expected_groups_to_change,
-              command.GetGroupsToChangeForTest(*session()));
-  }
-
-  void ExpectGroupsToChange(
-      const ModelChangingSyncerCommand& command,
-      ModelSafeGroup group1, ModelSafeGroup group2, ModelSafeGroup group3) {
-    std::set<ModelSafeGroup> expected_groups_to_change;
-    expected_groups_to_change.insert(group1);
-    expected_groups_to_change.insert(group2);
-    expected_groups_to_change.insert(group3);
-    EXPECT_EQ(expected_groups_to_change,
-              command.GetGroupsToChangeForTest(*session()));
-  }
-
  private:
   MessageLoop message_loop_;
   scoped_ptr<TestDirectorySetterUpper> syncdb_;