Add GrContext::oomed() and implement for GL and VK.

Surfaces to client whether GrContext has seen a GL_OUT_MEMORY,
VK_ERROR_OUT_OF_HOST_MEMORY, or VK_ERROR_OUT_OF_DEVICE_MEMORY error.

Bug: chromium:1093997
Change-Id: I8e9799a0f7d8a74df056629d7d1d07c0d0a0fe30
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/298216
Reviewed-by: Greg Daniel <egdaniel@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index 396d013..0773702 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -7,7 +7,9 @@
 Milestone 85
 ------------
 
-  * <insert new release notes here>
+  * Added GrContext::oomed() which reports whether Skia has seen a GL_OUT_OF_MEMORY
+    error from Open GL [ES] or VK_ERROR_OUT_OF_*_MEMORY from Vulkan.
+    https://review.skia.org/298216
 
   * Add option on SkSurface::flush to pass in a GrBackendSurfaceMutableState which
     we will set the gpu backend surface to be at the end of the flush.