Move ScopedPtrHashMap from cc to base

cc/trees/layer_tree_host_impl_unittest.cc

Index: cc/trees/layer_tree_host_impl_unittest.cc
diff --git a/cc/trees/layer_tree_host_impl_unittest.cc b/cc/trees/layer_tree_host_impl_unittest.cc
index 7cdc5b85a2bb19ca32691c8fac17f40f712b17cd..391b95bcbffd74cf3e6fe1139c88c4de6d4df11a 100644
--- a/cc/trees/layer_tree_host_impl_unittest.cc
+++ b/cc/trees/layer_tree_host_impl_unittest.cc
@@ -9,6 +9,7 @@
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/containers/hash_tables.h"
+#include "base/containers/scoped_ptr_hash_map.h"
 #include "cc/base/math_util.h"
 #include "cc/debug/test_web_graphics_context_3d.h"
 #include "cc/input/top_controls_manager.h"
@@ -4916,7 +4917,7 @@ TEST_F(LayerTreeHostImplTest, ReleaseContentsTextureShouldTriggerCommit) {
 }
 
 struct RenderPassRemovalTestData : public LayerTreeHostImpl::FrameData {
-  ScopedPtrHashMap<RenderPass::Id, TestRenderPass> render_pass_cache;
+  base::ScopedPtrHashMap<RenderPass::Id, TestRenderPass> render_pass_cache;
   scoped_ptr<SharedQuadState> shared_quad_state;
 };