[Android] Use UIResource for overscroll glow

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 5988befeddc20976d70193d8cff338f6caee987b..d1f644f4a4f67833bbca9cae15f811599886c7d6 100644
--- a/ui/gfx/android/java_bitmap.cc
+++ b/ui/gfx/android/java_bitmap.cc
@@ -9,6 +9,7 @@
 #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;
@@ -68,17 +69,6 @@ ScopedJavaLocalRef<jobject> CreateJavaBitmap(int width,
       AttachCurrentThread(), width, height, java_bitmap_config);
 }
 
-ScopedJavaLocalRef<jobject> CreateJavaBitmapFromAndroidResource(
-    const char* name,
-    gfx::Size size) {
-  DCHECK(name);
-  DCHECK(!size.IsEmpty());
-  JNIEnv* env = AttachCurrentThread();
-  ScopedJavaLocalRef<jstring> jname(ConvertUTF8ToJavaString(env, name));
-  return Java_BitmapHelper_decodeDrawableResource(
-      env, jname.obj(), size.width(), size.height());
-}
-
 ScopedJavaLocalRef<jobject> ConvertToJavaBitmap(const SkBitmap* skbitmap) {
   DCHECK(skbitmap);
   DCHECK(!skbitmap->isNull());
@@ -96,6 +86,26 @@ 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.