Add GrContext::releaseAndAbandonContext()

src/gpu/GrContext.cpp

Index: src/gpu/GrContext.cpp
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index 1f6934d441523d792bf60970bbff7d8cf36645c0..1d6bb32142ce09b40c6ae401ced9ebfbdbffe561 100644
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -148,7 +148,26 @@ void GrContext::abandonContext() {
     // don't try to free the resources in the API.
     fResourceCache->abandonAll();
 
-    fGpu->contextAbandoned();
+    fGpu->disconnect(GrGpu::DisconnectType::kAbandon);
+
+    fBatchFontCache->freeAll();
+    fLayerCache->freeAll();
+    fTextBlobCache->freeAll();
+}
+
+void GrContext::releaseResourcesAndAbandonContext() {
+    ASSERT_SINGLE_OWNER
+
+    fResourceProvider->abandon();
+
+    // Need to abandon the drawing manager first so all the render targets
+    // will be released/forgotten before they too are abandoned.
+    fDrawingManager->abandon();
+
+    // Release all resources in the backend 3D API.
+    fResourceCache->releaseAll();
+
+    fGpu->disconnect(GrGpu::DisconnectType::kCleanup);
 
     fBatchFontCache->freeAll();
     fLayerCache->freeAll();