Simplify TextureView draw path

bug:20461288

Change-Id: I239fbd26ab2177481c84feb62a1da68faeb634ac
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index 7a56d42..84f35f8 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -2267,7 +2267,7 @@
     mDirty = true;
 }
 
-void OpenGLRenderer::drawLayer(Layer* layer, float x, float y) {
+void OpenGLRenderer::drawLayer(Layer* layer) {
     if (!layer) {
         return;
     }
@@ -2283,7 +2283,7 @@
 
     bool clipRequired = false;
     const bool rejected = mState.calculateQuickRejectForScissor(
-            x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(),
+            0, 0, layer->layer.getWidth(), layer->layer.getHeight(),
             &clipRequired, nullptr, false);
 
     if (rejected) {
@@ -2312,7 +2312,7 @@
                     .setMeshTexturedIndexedQuads(layer->mesh, layer->meshElementCount)
                     .setFillLayer(layer->getTexture(), layer->getColorFilter(), getLayerAlpha(layer), layer->getMode(), Blend::ModeOrderSwap::NoSwap)
                     .setTransform(*currentSnapshot(),  TransformFlags::None)
-                    .setModelViewOffsetRectSnap(x, y, Rect(0, 0, layer->layer.getWidth(), layer->layer.getHeight()))
+                    .setModelViewOffsetRectSnap(0, 0, Rect(0, 0, layer->layer.getWidth(), layer->layer.getHeight()))
                     .build();
             DRAW_DOUBLE_STENCIL_IF(!layer->hasDrawnSinceUpdate, renderGlop(glop));
 #if DEBUG_LAYERS_AS_REGIONS
@@ -2325,7 +2325,7 @@
 
             SkPaint paint;
             paint.setColor(0x7f00ff00);
-            drawColorRect(x, y, x + layer->layer.getWidth(), y + layer->layer.getHeight(), &paint);
+            drawColorRect(0, 0, layer->layer.getWidth(), layer->layer.getHeight(), &paint);
         }
     }
     layer->hasDrawnSinceUpdate = true;