[Android] Add a native pull-to-refresh overscroll effect

ui/gfx/android/java_bitmap.cc

Index: ui/gfx/android/java_bitmap.cc
diff --git a/ui/gfx/android/java_bitmap.cc b/ui/gfx/android/java_bitmap.cc
index 0f6f2ea06e1f02348abc71dbe6a3d4a1eab8190d..39a459ecf1d7534513749c726b54fd78730c30a1 100644
--- a/ui/gfx/android/java_bitmap.cc
+++ b/ui/gfx/android/java_bitmap.cc
@@ -9,7 +9,6 @@
 #include "base/android/jni_string.h"
 #include "base/logging.h"
 #include "jni/BitmapHelper_jni.h"
-#include "skia/ext/image_operations.h"
 #include "ui/gfx/size.h"
 
 using base::android::AttachCurrentThread;
@@ -86,26 +85,6 @@ ScopedJavaLocalRef<jobject> ConvertToJavaBitmap(const SkBitmap* skbitmap) {
   return jbitmap;
 }
 
-SkBitmap CreateSkBitmapFromAndroidResource(const char* name, gfx::Size size) {
-  DCHECK(name);
-  DCHECK(!size.IsEmpty());
-  JNIEnv* env = AttachCurrentThread();
-  ScopedJavaLocalRef<jstring> jname(ConvertUTF8ToJavaString(env, name));
-  base::android::ScopedJavaLocalRef<jobject> jobj =
-      Java_BitmapHelper_decodeDrawableResource(
-          env, jname.obj(), size.width(), size.height());
-
-  if (jobj.is_null())
-    return SkBitmap();
-
-  SkBitmap bitmap = CreateSkBitmapFromJavaBitmap(gfx::JavaBitmap(jobj.obj()));
-  if (bitmap.isNull())
-    return bitmap;
-
-  return skia::ImageOperations::Resize(
-      bitmap, skia::ImageOperations::RESIZE_BOX, size.width(), size.height());
-}
-
 SkBitmap CreateSkBitmapFromJavaBitmap(const JavaBitmap& jbitmap) {
   // TODO(jdduke): Convert to DCHECK's when sufficient data has been capture for
   // crbug.com/341406.