Add tinted static UI resource cache

ui/android/resources/resource_manager_impl.h

Index: ui/android/resources/resource_manager_impl.h
diff --git a/ui/android/resources/resource_manager_impl.h b/ui/android/resources/resource_manager_impl.h
index 4e089898f3a67ec0bc73017ed03e7d4833d5c5fb..31d26f5f8f945b94305bb817d8ab30de1e1b5d4e 100644
--- a/ui/android/resources/resource_manager_impl.h
+++ b/ui/android/resources/resource_manager_impl.h
@@ -5,6 +5,8 @@
 #ifndef UI_ANDROID_RESOURCES_RESOURCE_MANAGER_IMPL_H_
 #define UI_ANDROID_RESOURCES_RESOURCE_MANAGER_IMPL_H_
 
+#include <memory>
+
 #include "base/id_map.h"
 #include "base/macros.h"
 #include "ui/android/resources/resource_manager.h"
@@ -26,6 +28,9 @@ class UI_ANDROID_EXPORT ResourceManagerImpl : public ResourceManager {
   // ResourceManager implementation.
   base::android::ScopedJavaLocalRef<jobject> GetJavaObject() override;
   Resource* GetResource(AndroidResourceType res_type, int res_id) override;
+  Resource* GetStaticResourceWithTint(
+      int res_id, int tint_color) override;
+  void RemoveUnusedTints(const std::unordered_set<int>& used_tints) override;
   void PreloadResource(AndroidResourceType res_type, int res_id) override;
   CrushedSpriteResource* GetCrushedSpriteResource(
       int bitmap_res_id, int metadata_res_id) override;
@@ -60,6 +65,8 @@ class UI_ANDROID_EXPORT ResourceManagerImpl : public ResourceManager {
       const base::android::JavaRef<jobject>& jobj,
       jint bitmap_res_id,
       const base::android::JavaRef<jobject>& bitmap);
+  void ClearTintedResourceCache(JNIEnv* env,
+      const base::android::JavaRef<jobject>& jobj);
 
   static bool RegisterResourceManager(JNIEnv* env);
 
@@ -82,10 +89,13 @@ class UI_ANDROID_EXPORT ResourceManagerImpl : public ResourceManager {
   typedef IDMap<Resource, IDMapOwnPointer> ResourceMap;
   typedef IDMap<CrushedSpriteResource, IDMapOwnPointer>
       CrushedSpriteResourceMap;
+  typedef std::unordered_map<int, std::unique_ptr<ResourceMap> >
+      TintedResourceMap;
 
   cc::LayerTreeHost* host_;
   ResourceMap resources_[ANDROID_RESOURCE_TYPE_COUNT];
   CrushedSpriteResourceMap crushed_sprite_resources_;
+  TintedResourceMap tinted_resources_;
 
   base::android::ScopedJavaGlobalRef<jobject> java_obj_;