Limit the number of ARC codec

components/arc/common/video_accelerator.mojom

Index: components/arc/common/video_accelerator.mojom
diff --git a/components/arc/common/video_accelerator.mojom b/components/arc/common/video_accelerator.mojom
index 229d766dde2eb76a5127b5f195330a116fe074d3..3f7ed5dc46255518ce51d87d33c7ae2d09e0f2ec 100644
--- a/components/arc/common/video_accelerator.mojom
+++ b/components/arc/common/video_accelerator.mojom
@@ -50,10 +50,20 @@ struct ArcVideoAcceleratorConfig {
 };
 
 interface VideoAcceleratorService {
-  Initialize@0(ArcVideoAcceleratorConfig config) => (bool result);
+  enum Result {
+    NO_ERROR = 0,
+    ILLEGAL_STATE = 1,
+    INVALID_ARGUMENT = 2,
+    UNREADABLE_INPUT = 3,
+    PLATFORM_FAILURE = 4,
+    INSUFFICIENT_RESOURCES = 5,
+  };
+
+  Initialize@0(ArcVideoAcceleratorConfig config)
+      => (bool result, [MinVersion=1] Result error);
 
   BindSharedMemory@1(PortType port, uint32 index, handle ashmem_fd,
-                   uint32 offset, uint32 length);
+                     uint32 offset, uint32 length);
 
   BindDmabuf@2(PortType port, uint32 index, handle dmabuf_fd, int32 stride);
 
@@ -67,17 +77,9 @@ interface VideoAcceleratorService {
 };
 
 interface VideoAcceleratorServiceClient {
-  enum Error {
-    NO_ERROR = 0,
-    ILLEGAL_STATE = 1,
-    INVALID_ARGUMENT = 2,
-    UNREADABLE_INPUT = 3,
-    PLATFORM_FAILURE = 4,
-  };
-
   Init@0(VideoAcceleratorService service_ptr);
 
-  OnError@1(Error error);
+  OnError@1(VideoAcceleratorService.Result error);
 
   OnBufferDone@2(PortType port, uint32 index, BufferMetadata metadata);