Upstream oodles of Chrome for Android code into Chromium.

chrome/browser/android/compositor/scene_layer/tab_strip_scene_layer.h

Index: chrome/browser/android/compositor/scene_layer/tab_strip_scene_layer.h
diff --git a/chrome/browser/android/compositor/scene_layer/tab_strip_scene_layer.h b/chrome/browser/android/compositor/scene_layer/tab_strip_scene_layer.h
new file mode 100644
index 0000000000000000000000000000000000000000..bef95c6d48e2e32d5fbd7d1ac8b69ed2a5b94b1c
--- /dev/null
+++ b/chrome/browser/android/compositor/scene_layer/tab_strip_scene_layer.h
@@ -0,0 +1,107 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_TAB_STRIP_SCENE_LAYER_H_
+#define CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_TAB_STRIP_SCENE_LAYER_H_
+
+#include <vector>
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_weak_ref.h"
+#include "base/android/scoped_java_ref.h"
+#include "base/basictypes.h"
+#include "base/memory/scoped_ptr.h"
+#include "cc/layers/layer.h"
+#include "cc/layers/ui_resource_layer.h"
+#include "chrome/browser/android/compositor/scene_layer/scene_layer.h"
+
+namespace cc {
+class SolidColorLayer;
+}
+
+namespace chrome {
+namespace android {
+
+class LayerTitleCache;
+class TabHandleLayer;
+
+class TabStripSceneLayer : public SceneLayer {
+ public:
+  TabStripSceneLayer(JNIEnv* env, jobject jobj);
+  ~TabStripSceneLayer() override;
+
+  void SetContentTree(JNIEnv* env, jobject jobj, jobject jcontent_tree);
+
+  void BeginBuildingFrame(JNIEnv* env, jobject jobj);
+  void FinishBuildingFrame(JNIEnv* env, jobject jobj);
+
+  void UpdateTabStripLayer(JNIEnv* env,
+                           jobject jobj,
+                           jfloat width,
+                           jfloat height,
+                           jfloat y_offset,
+                           jfloat strip_brightness);
+  void UpdateNewTabButton(JNIEnv* env,
+                          jobject jobj,
+                          jint resource_id,
+                          jfloat x,
+                          jfloat y,
+                          jfloat width,
+                          jfloat height,
+                          jboolean visible,
+                          jobject jresource_manager);
+  void UpdateModelSelectorButton(JNIEnv* env,
+                                 jobject jobj,
+                                 jint resource_id,
+                                 jfloat x,
+                                 jfloat y,
+                                 jfloat width,
+                                 jfloat height,
+                                 jboolean incognito,
+                                 jboolean visible,
+                                 jobject jresource_manager);
+  void PutStripTabLayer(JNIEnv* env,
+                        jobject jobj,
+                        jint id,
+                        jint close_resource_id,
+                        jint handle_resource_id,
+                        jboolean foreground,
+                        jboolean close_pressed,
+                        jfloat toolbar_width,
+                        jfloat x,
+                        jfloat y,
+                        jfloat width,
+                        jfloat height,
+                        jfloat content_offset_x,
+                        jfloat close_button_alpha,
+                        jboolean is_loading,
+                        jfloat spinner_rotation,
+                        jfloat border_opacity,
+                        jobject jlayer_title_cache,
+                        jobject jresource_manager);
+
+ private:
+  scoped_refptr<TabHandleLayer> GetNextLayer(
+      LayerTitleCache* layer_title_cache);
+
+  typedef std::vector<scoped_refptr<TabHandleLayer>> TabHandleLayerList;
+
+  scoped_refptr<cc::SolidColorLayer> background_layer_;
+  scoped_refptr<cc::UIResourceLayer> new_tab_button_;
+  scoped_refptr<cc::UIResourceLayer> model_selector_button_;
+
+  float strip_brightness_;
+  unsigned write_index_;
+  TabHandleLayerList tab_handle_layers_;
+  SceneLayer* content_tree_;
+
+  DISALLOW_COPY_AND_ASSIGN(TabStripSceneLayer);
+};
+
+bool RegisterTabStripSceneLayer(JNIEnv* env);
+
+}  // namespace android
+}  // namespace chrome
+
+#endif  // CHROME_BROWSER_ANDROID_COMPOSITOR_SCENE_LAYER_TAB_STRIP_SCENE_LAYER_H_