skia: Add support for CHROMIUM_image backed textures.

src/gpu/GrSurface.cpp

Index: src/gpu/GrSurface.cpp
diff --git a/src/gpu/GrSurface.cpp b/src/gpu/GrSurface.cpp
index 382550e41fc43f512600a844758002984ab76fbf..c6e28fbd2ada0caef9aa15573c0deab9b061cc31 100644
--- a/src/gpu/GrSurface.cpp
+++ b/src/gpu/GrSurface.cpp
@@ -210,3 +210,7 @@ void GrSurface::onAbandon() {
     this->invokeReleaseProc();
     this->INHERITED::onAbandon();
 }
+
+bool GrSurface::reuseable() const {
+    return fDesc.fTextureStorageAllocator.fAllocateTextureStorage == nullptr;
+}