cc: Remove ScopedPtrVector and cc::remove_if.

cc/trees/layer_tree_host_unittest_animation.cc

Index: cc/trees/layer_tree_host_unittest_animation.cc
diff --git a/cc/trees/layer_tree_host_unittest_animation.cc b/cc/trees/layer_tree_host_unittest_animation.cc
index 30e6f351f92099ea389605feedcbb14697f38e0d..4ae38fea33ddbc8177b2af4a0d2c576adf342c05 100644
--- a/cc/trees/layer_tree_host_unittest_animation.cc
+++ b/cc/trees/layer_tree_host_unittest_animation.cc
@@ -741,7 +741,7 @@ class LayerTreeHostAnimationTestScrollOffsetAnimationRemoval
     }
 
     LayerImpl* scroll_layer_impl =
-        host_impl->active_tree()->root_layer()->children()[0];
+        host_impl->active_tree()->root_layer()->children()[0].get();
     Animation* animation =
         scroll_layer_impl->layer_animation_controller()->GetAnimation(
             Animation::SCROLL_OFFSET);
@@ -764,7 +764,7 @@ class LayerTreeHostAnimationTestScrollOffsetAnimationRemoval
     if (host_impl->pending_tree()->source_frame_number() != 1)
       return;
     LayerImpl* scroll_layer_impl =
-        host_impl->pending_tree()->root_layer()->children()[0];
+        host_impl->pending_tree()->root_layer()->children()[0].get();
     EXPECT_EQ(final_postion_, scroll_layer_impl->CurrentScrollOffset());
   }
 
@@ -772,7 +772,7 @@ class LayerTreeHostAnimationTestScrollOffsetAnimationRemoval
     if (host_impl->active_tree()->source_frame_number() != 1)
       return;
     LayerImpl* scroll_layer_impl =
-        host_impl->active_tree()->root_layer()->children()[0];
+        host_impl->active_tree()->root_layer()->children()[0].get();
     EXPECT_EQ(final_postion_, scroll_layer_impl->CurrentScrollOffset());
     EndTest();
   }
@@ -910,7 +910,7 @@ class LayerTreeHostAnimationTestPendingTreeAnimatesFirstCommit
       return;
 
     LayerImpl* root = host_impl->sync_tree()->root_layer();
-    LayerImpl* child = root->children()[0];
+    LayerImpl* child = root->children()[0].get();
     LayerAnimationController* controller_impl =
         child->layer_animation_controller();
     Animation* animation = controller_impl->GetAnimation(Animation::TRANSFORM);
@@ -1088,7 +1088,7 @@ class LayerTreeHostAnimationTestRemoveAnimation
 
   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
     LayerImpl* root = host_impl->active_tree()->root_layer();
-    LayerImpl* child = root->children()[0];
+    LayerImpl* child = root->children()[0].get();
     switch (host_impl->active_tree()->source_frame_number()) {
       case 0:
         // No animation yet.
@@ -1149,7 +1149,7 @@ class LayerTreeHostAnimationTestIsAnimating
 
   void CommitCompleteOnThread(LayerTreeHostImpl* host_impl) override {
     LayerImpl* root = host_impl->sync_tree()->root_layer();
-    LayerImpl* child = root->children()[0];
+    LayerImpl* child = root->children()[0].get();
     switch (host_impl->sync_tree()->source_frame_number()) {
       case 0:
         // No animation yet.
@@ -1170,7 +1170,7 @@ class LayerTreeHostAnimationTestIsAnimating
 
   void DrawLayersOnThread(LayerTreeHostImpl* host_impl) override {
     LayerImpl* root = host_impl->active_tree()->root_layer();
-    LayerImpl* child = root->children()[0];
+    LayerImpl* child = root->children()[0].get();
     switch (host_impl->active_tree()->source_frame_number()) {
       case 0:
         // No animation yet.
@@ -1238,7 +1238,7 @@ class LayerTreeHostAnimationTestAnimationFinishesDuringCommit
         gfx::Transform expected_transform;
         expected_transform.Translate(5.f, 5.f);
         LayerImpl* layer_impl =
-            host_impl->sync_tree()->root_layer()->children()[0];
+            host_impl->sync_tree()->root_layer()->children()[0].get();
         EXPECT_EQ(expected_transform, layer_impl->draw_transform());
         EndTest();
         break;