Revert of [devtools] Support different encodings for Page.CaptureScreenshot.

chrome/browser/android/feedback/screenshot_task.cc

 // 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.
 
 #include "chrome/browser/android/feedback/screenshot_task.h"
 
 #include <stddef.h>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/bind.h"
@@ skipping 13 matching lines @@
 
 namespace chrome {
 namespace android {
 
 bool RegisterScreenshotTask(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 void SnapshotCallback(JNIEnv* env,
                       const JavaRef<jobject>& callback,
-                      scoped_refptr<base::RefCountedMemory> png_data) {
+                      scoped_refptr<base::RefCountedBytes> png_data) {
   jbyteArray jbytes = nullptr;
   if (png_data.get()) {
     size_t size = png_data->size();
     jbytes = env->NewByteArray(size);
     env->SetByteArrayRegion(jbytes, 0, size, (jbyte*) png_data->front());
   }
   Java_ScreenshotTask_notifySnapshotFinished(env, callback, jbytes);
 }
 
 void GrabWindowSnapshotAsync(JNIEnv* env,
                              const JavaParamRef<jclass>& clazz,
                              const JavaParamRef<jobject>& jcallback,
                              jlong native_window_android,
                              jint window_width,
                              jint window_height) {
   WindowAndroid* window_android = reinterpret_cast<WindowAndroid*>(
       native_window_android);
   gfx::Rect window_bounds(window_width, window_height);
-  ui::GrabWindowSnapshotAsyncPNG(
+  ui::GrabWindowSnapshotAsync(
       window_android, window_bounds, base::ThreadTaskRunnerHandle::Get(),
       base::Bind(&SnapshotCallback, env,
                  ScopedJavaGlobalRef<jobject>(env, jcallback)));
 }
 
 }  // namespace android
 }  // namespace chrome