Stop incorrectly caching brightness values

chrome/browser/android/compositor/layer/content_layer.cc

Index: chrome/browser/android/compositor/layer/content_layer.cc
diff --git a/chrome/browser/android/compositor/layer/content_layer.cc b/chrome/browser/android/compositor/layer/content_layer.cc
index 3db8a184c8b07400a0e667e51ade1d141382c52c..016c7f1db349eb6d8008054409ecc104e8c1f34a 100644
--- a/chrome/browser/android/compositor/layer/content_layer.cc
+++ b/chrome/browser/android/compositor/layer/content_layer.cc
@@ -131,26 +131,22 @@ void ContentLayer::SetProperties(int id,
 
   // Only worry about saturation on the static layer.
   if (static_layer.get()) {
-    if (saturation != saturation_) {
-      saturation_ = saturation;
-      cc::FilterOperations filters;
-      if (saturation_ < 1.0f)
-        filters.Append(cc::FilterOperation::CreateSaturateFilter(saturation_));
-      static_layer->layer()->SetFilters(filters);
+    static_filter_operations_.Clear();
+    if (saturation < 1.0f) {
+      static_filter_operations_.Append(
+          cc::FilterOperation::CreateSaturateFilter(saturation));
     }
+    static_layer->layer()->SetFilters(static_filter_operations_);
   }
 
   // Only worry about brightness on the content layer.
   if (content_layer.get()) {
-    if (brightness != brightness_) {
-      brightness_ = brightness;
-      cc::FilterOperations filters;
-      if (brightness_ < 1.f) {
-        filters.Append(
-            cc::FilterOperation::CreateBrightnessFilter(brightness_));
-      }
-      content_layer->SetFilters(filters);
+    content_filter_operations_.Clear();
+    if (brightness < 1.0f) {
+      content_filter_operations_.Append(
+          cc::FilterOperation::CreateBrightnessFilter(brightness));
     }
+    content_layer->SetFilters(content_filter_operations_);
   }
 }
 
@@ -168,8 +164,6 @@ ContentLayer::ContentLayer(TabContentManager* tab_content_manager)
     : layer_(cc::Layer::Create()),
       content_attached_(false),
       static_attached_(false),
-      saturation_(1.0f),
-      brightness_(1.0f),
       tab_content_manager_(tab_content_manager) {
 }
 
@@ -226,7 +220,6 @@ void ContentLayer::SetStaticLayer(
   }
   static_layer_ = new_static_layer;
   static_layer_->AddSelfToParentOrReplaceAt(layer_, content_attached_ ? 1 : 0);
-  saturation_ = -1.0f;
   static_layer_->layer()->SetIsDrawable(true);
   static_attached_ = true;
 }