Cleanup: Remove misc unneeded grit includes.

ash/shelf/shelf_view.cc

Index: ash/shelf/shelf_view.cc
diff --git a/ash/shelf/shelf_view.cc b/ash/shelf/shelf_view.cc
index 07e812b4ac4eb4f9a5268e0da2a9999b35f5b722..0fd7a01774cdd96990fabb58ba4de2be130a7933 100644
--- a/ash/shelf/shelf_view.cc
+++ b/ash/shelf/shelf_view.cc
@@ -32,7 +32,6 @@
 #include "base/auto_reset.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram.h"
-#include "grit/ash_resources.h"
 #include "grit/ash_strings.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/aura/client/screen_position_client.h"
@@ -116,7 +115,7 @@ namespace {
 // A class to temporarily disable a given bounds animator.
 class BoundsAnimatorDisabler {
  public:
-  BoundsAnimatorDisabler(views::BoundsAnimator* bounds_animator)
+  explicit BoundsAnimatorDisabler(views::BoundsAnimator* bounds_animator)
       : old_duration_(bounds_animator->GetAnimationDuration()),
         bounds_animator_(bounds_animator) {
     bounds_animator_->SetAnimationDuration(1);
@@ -431,7 +430,7 @@ void ShelfView::Init() {
 void ShelfView::OnShelfAlignmentChanged() {
   overflow_button_->OnShelfAlignmentChanged();
   LayoutToIdealBounds();
-  for (int i=0; i < view_model_->view_size(); ++i) {
+  for (int i = 0; i < view_model_->view_size(); ++i) {
     if (i >= first_visible_index_ && i <= last_visible_index_)
       view_model_->view_at(i)->Layout();
   }
@@ -659,9 +658,9 @@ void ShelfView::EndDrag(bool cancel) {
       drag_and_drop_view, ShelfButtonHost::DRAG_AND_DROP, cancel);
 
   // Either destroy the temporarily created item - or - make the item visible.
-  if (drag_and_drop_item_pinned_ && cancel)
+  if (drag_and_drop_item_pinned_ && cancel) {
     delegate_->UnpinAppWithID(drag_and_drop_app_id_);
-  else if (drag_and_drop_view) {
+  } else if (drag_and_drop_view) {
     if (cancel) {
       // When a hosted drag gets canceled, the item can remain in the same slot
       // and it might have moved within the bounds. In that case the item need