Set code languages for various files (part 2)

files/en-us/web/api/readablestreambyobreader/read/index.md

@@ -44,7 +44,7 @@ The following are possible:
 
 - If a chunk is available and the stream is still active, the promise fulfills with an object of the form:
 
-  ```
+  ```js
   { value: theChunk, done: false }
   ```
 
@@ -54,13 +54,13 @@ The following are possible:
 
 - If the stream is closed, the promise fulfills with an object of the form (where `theChunk` has the same properties as above):
 
-  ```
+  ```js
   { value: theChunk, done: true }
   ```
 
 - If the stream is cancelled, the promise fulfills with an object of the form:
 
-  ```
+  ```js
   { value: undefined, done: true }
   ```
 

files/en-us/web/api/rtcicecandidate/address/index.md

@@ -62,7 +62,7 @@ left out of the pool of candidates, as are any other candidates which aren't rel
 
 Consider this {{Glossary("SDP")}} attribute line (a-line) which describes an ICE candidate:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/candidate/index.md

@@ -21,7 +21,7 @@ If the `candidate` is an empty string (`""`), the end of the candidate list has
 
 The syntax of the candidate string is described in {{RFC(5245, "", 15.1)}}. For an a-line (attribute line) that looks like this:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/component/index.md

@@ -29,7 +29,7 @@ A string which is one of the following:
 
 Consider this {{Glossary("SDP")}} attribute line (a-line):
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/foundation/index.md

@@ -30,7 +30,7 @@ A string which uniquely identifies the candidate across all
 Consider this {{Glossary("SDP")}} attribute line (a-line) which describes an ICE
 candidate:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/port/index.md

@@ -30,7 +30,7 @@ A 16-bit number indicating the port number on the device at the address indicate
 Consider this {{Glossary("SDP")}} attribute line (a-line) which describes an ICE
 candidate:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/priority/index.md

@@ -29,7 +29,7 @@ The larger this value is, the more preferable the remote peer considers this can
 
 Consider this {{Glossary("SDP")}} attribute line (a-line) which describes an ICE candidate:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/protocol/index.md

@@ -32,7 +32,7 @@ A string that indicates what network protocol the candidate uses:
 
 Here's an example candidate a-line from an ICE transaction:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
 ```
 

files/en-us/web/api/rtcicecandidate/relatedaddress/index.md

@@ -37,7 +37,7 @@ addresses. `relatedAddress` can also be used by Quality-of-Service (QoS) mechani
 
 Here's an [SDP](/en-US/docs/Web/API/WebRTC_API/Protocols#sdp) attribute line (a-line) describing an ICE candidate discovered by the STUN server:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 6502 typ srflx raddr 192.168.2.77 rport 32768 generation 0
 ```
 

files/en-us/web/api/rtcicecandidate/relatedport/index.md

@@ -36,7 +36,7 @@ reasons, but if present can be a useful tool during debugging. See the [Example]
 Here's an {{Glossary("SDP")}} attribute line (a-line) describing an ICE candidate
 discovered by the STUN server:
 
-```
+```plain
 a=candidate:4234997325 1 udp 2043278322 192.168.0.56 6502 typ srflx raddr 192.168.2.77 rport 32768 generation 0
 ```
 

files/en-us/web/api/rtcicecandidate/rtcicecandidate/index.md

@@ -38,7 +38,7 @@ new RTCIceCandidate(candidateInfo)
         The syntax of the candidate string is described in {{RFC(5245, "", 15.1)}}.
         For an a-line (attribute line) that looks like this:
 
-        ```
+        ```plain
         a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
         ```
 

files/en-us/web/api/rtcpeerconnection/addicecandidate/index.md

@@ -46,7 +46,7 @@ addIceCandidate(candidate, successCallback, failureCallback) // deprecated
         The syntax of the candidate string is described in {{RFC(5245, "", 15.1)}}.
         For an a-line (attribute line) that looks like this:
 
-        ```
+        ```plain
         a=candidate:4234997325 1 udp 2043278322 192.168.0.56 44323 typ host
         ```
 
@@ -98,7 +98,7 @@ addIceCandidate(candidate, successCallback, failureCallback) // deprecated
 
     If no `candidate` object is specified, or its value is `null`, an end-of-candidates signal is sent to the remote peer using the `end-of-candidates` a-line, formatted like this:
 
-    ```
+    ```plain
     a=end-of-candidates
     ```
 

files/en-us/web/api/rtcrtptransceiver/direction/index.md

@@ -92,7 +92,7 @@ by each of those methods. The SDP contains an a-line which specifies the directi
 For example, if the `direction` is specified as `"sendrecv"`, the
 corresponding SDP a-line is:
 
-```
+```plain
 a=sendrecv
 ```
 

files/en-us/web/api/rtcsessiondescription/sdp/index.md

@@ -22,7 +22,7 @@ sessionDescription.sdp = value
 
 The value is a string containing an SDP message like this one:
 
-```
+```plain
 v=0
 o=alice 2890844526 2890844526 IN IP4 host.anywhere.com
 s=

files/en-us/web/api/scheduler/posttask/index.md

@@ -162,7 +162,7 @@ scheduler.postTask(() => {
 
 The expected output is shown below: tasks are executed in priority order, and then declaration order.
 
-```
+```plain
 usr-blk 1
 usr-blk 2
 usr-vis 1

files/en-us/web/api/settimeout/index.md

@@ -358,7 +358,7 @@ console.log("After setTimeout");
 
 Will write to the console:
 
-```
+```plain
 After setTimeout
 foo has been called
 ```

files/en-us/web/api/taskcontroller/index.md

@@ -111,7 +111,7 @@ controller.abort();
 
 The console output of this example would be:
 
-```
+```plain
 The priority changed from user-blocking to background.
 Task aborted
 Catch error: AbortError

files/en-us/web/api/texttrackcuelist/getcuebyid/index.md

@@ -29,7 +29,7 @@ A {{domxref("VTTCue")}} object.
 
 The {{domxref("TextTrack.cues")}} property returns a {{domxref("TextTrackCueList")}} containing the current cues for that particular track. Calling `cues.getCueById("second")` returns the {{domxref("VTTCue")}} with an ID of "second".
 
-```
+```plain
 WEBVTT
 
 first

files/en-us/web/api/texttrackcuelist/length/index.md

@@ -18,7 +18,7 @@ An `unsigned long` which is the number of cues in the list.
 
 The {{domxref("TextTrack.cues")}} property returns a {{domxref("TextTrackCueList")}} containing the current cues for that particular track. Calling `cues.length` returns the number of cues in the list. Using the WebVTT track below, the value of `length` is 5.
 
-```
+```plain
 WEBVTT
 
 first

files/en-us/web/api/urlsearchparams/foreach/index.md

@@ -55,7 +55,7 @@ searchParams.forEach((value, key) => {
 
 The result is:
 
-```
+```plain
 value1 key1
 value2 key2
 ```

files/en-us/web/api/urlsearchparams/keys/index.md

@@ -43,7 +43,7 @@ for (const key of searchParams.keys()) {
 
 The result is:
 
-```
+```plain
 key1
 key2
 ```

files/en-us/web/api/urlsearchparams/values/index.md

@@ -43,7 +43,7 @@ for (const value of searchParams.values()) {
 
 The result is:
 
-```
+```plain
 value1
 value2
 ```
@@ -58,7 +58,7 @@ console.log(Array.from(searchParams.values()));
 
 The result is:
 
-```
+```plain
 ['value1', 'value2']
 ```
 

files/en-us/web/api/user-agent_client_hints_api/index.md

@@ -15,7 +15,7 @@ The User-Agent Client Hints API extends [Client Hints](/en-US/docs/Web/HTTP/Clie
 
 Parsing the User-Agent string has historically been the way to get information about the user's browser or device. A typical user agent string looks like the following example, identifying Chrome 92 on Windows:
 
-```
+```plain
 Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/92.0.4515.107 Safari/537.36
 ```
 

files/en-us/web/api/view_transitions_api/index.md

@@ -70,7 +70,7 @@ Let's walk through how this works:
 3. The API captures the new state of the page as a live representation.
 4. The API constructs a pseudo-element tree with the following structure:
 
-   ```
+   ```plain
    ::view-transition
    └─ ::view-transition-group(root)
       └─ ::view-transition-image-pair(root)
@@ -100,7 +100,7 @@ We've given the {{htmlelement("figcaption")}} element a `view-transition-name` o
 
 With this CSS applied, the pseudo-element tree will now look like this:
 
-```
+```plain
 ::view-transition
 ├─ ::view-transition-group(root)
 │ └─ ::view-transition-image-pair(root)

files/en-us/web/api/vrlayerinit/index.md

@@ -55,10 +55,10 @@ if (navigator.getVRDisplays) {
 
 {{domxref("VRLayerInit")}} objects look something like this:
 
-```
+```js
 {
-  leftBounds : [ /* … */ ],
-  rightBounds: [ /* … */ ],
+  leftBounds : [/* … */],
+  rightBounds: [/* … */],
   source: canvasReference
 }
 ```

files/en-us/web/api/web_audio_api/basic_concepts_behind_web_audio_api/index.md

@@ -100,15 +100,15 @@ If you use this call, you will get a mono buffer (single-channel buffer) that, w
 
 The Web Audio API uses a planar buffer format. The left and right channels are stored like this:
 
-```
+```plain
 LLLLLLLLLLLLLLLLRRRRRRRRRRRRRRRR (for a buffer of 16 frames)
 ```
 
 This structure is widespread in audio processing, making it easy to process each channel independently.
 
 The alternative is to use an interleaved buffer format:
 
-```
+```plain
 LRLRLRLRLRLRLRLRLRLRLRLRLRLRLRLR (for a buffer of 16 frames)
 ```
 

files/en-us/web/api/web_authentication_api/webauthn_extensions/index.md

@@ -233,7 +233,7 @@ The available `credentialProtectionPolicy` values are as follows:
 
 If the `create()` call is successful, the authenticator data will contain a representation of the `credProtect` value representing the set policy in the following form:
 
-```
+```js
 { "credProtect": 0x01 }
 ```
 
@@ -336,8 +336,8 @@ extensions: {
 
 If the relying party is authorized to receive the `minPinLength` value (if its `rpId` is present on the authenticator's authorized relying party list), the authenticator data will contain a representation of it in the following form:
 
-```
-"minPinLength": uint
+```js
+{"minPinLength": uint}
 ```
 
 If the relying party is not authorized, the extension is ignored, and no `"minPinLength"` output value is provided.

files/en-us/web/api/web_crypto_api/non-cryptographic_uses_of_subtle_crypto/index.md

@@ -212,7 +212,7 @@ Source: [How is git commit sha1 formed](https://gist.github.com/masak/2415865)
 
 Essentially it's the UTF8 string (null character written as `\0`):
 
-```
+```plain
 commit [size in bytes as decimal of this info]\0tree [tree hash]
 parent [parent commit hash]
 author [author info] [timestamp]

files/en-us/web/api/webgl_api/webgl_best_practices/index.md

@@ -38,7 +38,7 @@ Similarly to extensions, the limits of your system will be different than your c
 
 The minimum requirements for WebGL are quite low. In practice, effectively all systems support at least the following:
 
-```
+```plain
 MAX_CUBE_MAP_TEXTURE_SIZE: 4096
 MAX_RENDERBUFFER_SIZE: 4096
 MAX_TEXTURE_SIZE: 4096
@@ -288,7 +288,7 @@ If you have a float texture, iOS requires that you use `highp sampler2D foo;`, o
 
 The vertex language has the following predeclared globally scoped default precision statements:
 
-```
+```glsl
 precision highp float;
 precision highp int;
 precision lowp sampler2D;
@@ -297,7 +297,7 @@ precision lowp samplerCube;
 
 The fragment language has the following predeclared globally scoped default precision statements:
 
-```
+```glsl
 precision mediump int;
 precision lowp sampler2D;
 precision lowp samplerCube;
@@ -315,7 +315,7 @@ If `highp float` is available, `GL_FRAGMENT_PRECISION_HIGH` will be defined as `
 
 A good pattern for "always give me the highest precision":
 
-```
+```glsl
 #ifdef GL_FRAGMENT_PRECISION_HIGH
 precision highp float;
 #else
@@ -432,7 +432,7 @@ Most texture uploads from DOM elements will incur a processing pass that will te
 
 In WebGL:
 
-```
+```glsl
     …
     useProgram(prog1)
 <pipeline flush>
@@ -446,7 +446,7 @@ In WebGL:
 
 Behind the scenes in the browser:
 
-```
+```glsl
     …
     useProgram(prog1)
 <pipeline flush>
@@ -471,7 +471,7 @@ Prefer doing uploads before starting drawing, or at least between pipelines:
 
 In WebGL:
 
-```
+```glsl
     …
     bindTexture(webgl_texture)
     texImage2D(HTMLVideoElement)
@@ -486,7 +486,7 @@ In WebGL:
 
 Behind the scenes in the browser:
 
-```
+```glsl
     …
     bindTexture(webgl_texture)
     -texImage2D(HTMLVideoElement):