Revert of Make ContentViewRenderView::CompositeToBitmap not CompositeAndReadback.

content/browser/android/content_view_render_view.cc

Index: content/browser/android/content_view_render_view.cc
diff --git a/content/browser/android/content_view_render_view.cc b/content/browser/android/content_view_render_view.cc
index efda29d7640121d264285afc0c8ae3d20288e59f..9f5ed314178425320c4e6c8516cdaa882ee75d2b 100644
--- a/content/browser/android/content_view_render_view.cc
+++ b/content/browser/android/content_view_render_view.cc
@@ -127,6 +127,15 @@
   return buffers_swapped_during_composite_;
 }
 
+jboolean ContentViewRenderView::CompositeToBitmap(JNIEnv* env, jobject obj,
+                                                  jobject java_bitmap) {
+  gfx::JavaBitmap bitmap(java_bitmap);
+  if (!compositor_ || bitmap.format() != ANDROID_BITMAP_FORMAT_RGBA_8888)
+    return false;
+  return compositor_->CompositeAndReadback(bitmap.pixels(),
+                                           gfx::Rect(bitmap.size()));
+}
+
 void ContentViewRenderView::SetOverlayVideoMode(
     JNIEnv* env, jobject obj, bool enabled) {
   compositor_->SetHasTransparentBackground(enabled);