Revert "Use renderengine::drawLayers api everywhere."

This reverts commit 0f7148365cfa405e8ed802b33c0e2a7b790fcf42.

Reason for revert: b/123878751, preparing while i investigate

Bug: 123878751
Test: bug no longer repros
Change-Id: I6c77427f0c113f96b68aec479ccec52b0bbb2c6b
diff --git a/services/surfaceflinger/BufferLayerConsumer.cpp b/services/surfaceflinger/BufferLayerConsumer.cpp
index 7ed8184..6826050 100644
--- a/services/surfaceflinger/BufferLayerConsumer.cpp
+++ b/services/surfaceflinger/BufferLayerConsumer.cpp
@@ -272,7 +272,6 @@
     // Update the BufferLayerConsumer state.
     mCurrentTexture = slot;
     mCurrentTextureBuffer = nextTextureBuffer;
-    mCurrentTextureBufferStaleForGpu = false;
     mCurrentTextureImageFreed = nullptr;
     mCurrentCrop = item.mCrop;
     mCurrentTransform = item.mTransform;
@@ -295,7 +294,48 @@
 status_t BufferLayerConsumer::bindTextureImageLocked() {
     ATRACE_CALL();
 
-    return mRE.bindExternalTextureBuffer(mTexName, mCurrentTextureBuffer, mCurrentFence, false);
+    mRE.checkErrors();
+
+    // It is possible for the current slot's buffer to be freed before a new one
+    // is bound. In that scenario we still want to bind the image.
+    if (mCurrentTexture == BufferQueue::INVALID_BUFFER_SLOT && mCurrentTextureBuffer == nullptr) {
+        BLC_LOGE("bindTextureImage: no currently-bound texture");
+        mRE.bindExternalTextureImage(mTexName, *mRE.createImage());
+        return NO_INIT;
+    }
+
+    renderengine::Image* imageToRender;
+
+    // mCurrentTextureImageFreed is non-null iff mCurrentTexture ==
+    // BufferQueue::INVALID_BUFFER_SLOT, so we can omit that check.
+    if (mCurrentTextureImageFreed) {
+        imageToRender = mCurrentTextureImageFreed.get();
+    } else if (mImages[mCurrentTexture]) {
+        imageToRender = mImages[mCurrentTexture].get();
+    } else {
+        std::unique_ptr<renderengine::Image> image = mRE.createImage();
+        bool success = image->setNativeWindowBuffer(mCurrentTextureBuffer->getNativeBuffer(),
+                                                    mCurrentTextureBuffer->getUsage() &
+                                                            GRALLOC_USAGE_PROTECTED);
+        if (!success) {
+            BLC_LOGE("bindTextureImage: Failed to create image. size=%ux%u st=%u usage=%#" PRIx64
+                     " fmt=%d",
+                     mCurrentTextureBuffer->getWidth(), mCurrentTextureBuffer->getHeight(),
+                     mCurrentTextureBuffer->getStride(), mCurrentTextureBuffer->getUsage(),
+                     mCurrentTextureBuffer->getPixelFormat());
+            BLC_LOGW("bindTextureImage: can't create image on slot=%d", mCurrentTexture);
+            mRE.bindExternalTextureImage(mTexName, *image);
+            return UNKNOWN_ERROR;
+        }
+        imageToRender = image.get();
+        // Cache the image here so that we can reuse it.
+        mImages[mCurrentTexture] = std::move(image);
+    }
+
+    mRE.bindExternalTextureImage(mTexName, *imageToRender);
+
+    // Wait for the new buffer to be ready.
+    return doFenceWaitLocked();
 }
 
 status_t BufferLayerConsumer::syncForReleaseLocked(const sp<Fence>& releaseFence) {
@@ -393,29 +433,16 @@
     return mCurrentApi;
 }
 
-sp<GraphicBuffer> BufferLayerConsumer::getCurrentBuffer(int* outSlot, sp<Fence>* outFence) const {
+sp<GraphicBuffer> BufferLayerConsumer::getCurrentBuffer(int* outSlot) const {
     Mutex::Autolock lock(mMutex);
 
     if (outSlot != nullptr) {
         *outSlot = mCurrentTexture;
     }
 
-    if (outFence != nullptr) {
-        *outFence = mCurrentFence;
-    }
-
     return mCurrentTextureBuffer;
 }
 
-bool BufferLayerConsumer::getAndSetCurrentBufferCacheHint() {
-    Mutex::Autolock lock(mMutex);
-    bool useCache = mCurrentTextureBufferStaleForGpu;
-    // Set the staleness bit here, as this function is only called during a
-    // client composition path.
-    mCurrentTextureBufferStaleForGpu = true;
-    return useCache;
-}
-
 Rect BufferLayerConsumer::getCurrentCrop() const {
     Mutex::Autolock lock(mMutex);
     return (mCurrentScalingMode == NATIVE_WINDOW_SCALING_MODE_SCALE_CROP)