DevTools: Highlight tsx files

Bug: 832175
Change-Id: I8723a8d5e92d1439760ae6a40b0cb444aad00531
Reviewed-on: https://chromium-review.googlesource.com/1014253Reviewed-by: Andrey Lushnikov <lushnikov@chromium.org>
Commit-Queue: Joel Einbinder <einbinder@chromium.org>
Cr-Commit-Position: refs/heads/master@{#551160}

third_party/blink/renderer/devtools/front_end/cm_modes/module.json

@@ -85,7 +85,8 @@
             "className": "CmModes.DefaultCodeMirrorMimeMode",
             "fileName": "jsx.js",
             "mimeTypes": [
-                "text/jsx"
+                "text/jsx",
+                "text/typescript-jsx"
             ]
         },
         {

third_party/blink/renderer/devtools/front_end/common/ResourceType.js

@@ -274,7 +274,7 @@ Common.ResourceType._mimeTypeByExtension = new Map([
   ['dart', 'text/javascript'],
 
   // TypeScript
-  ['ts', 'text/typescript'], ['tsx', 'text/typescript'],
+  ['ts', 'text/typescript'], ['tsx', 'text/typescript-jsx'],
 
   // JSON
   ['json', 'application/json'], ['gyp', 'application/json'], ['gypi', 'application/json'],