[Fuchsia] Allow integration tests to be run with run-test-component

Create integration_tests.test-cmx, apply to Fuchsia's runner integration tests.
Use run-test-component to run runner integration tests on builders.

Bug: 1132147
Change-Id: I8b0c11dc1c6813bb7395f7259954049b6025f67b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2476896Reviewed-by: David Dorwin <ddorwin@chromium.org>
Reviewed-by: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Chong Gu <chonggu@google.com>
Auto-Submit: Chong Gu <chonggu@google.com>
Cr-Commit-Position: refs/heads/master@{#818789}

fuchsia/runners/BUILD.gn

@@ -197,6 +197,7 @@ test("cast_runner_integration_tests") {
       "web_engine",
     ],
   ]
+  manifest = "runners_integration_tests.test-cmx"
 }
 
 test("cast_runner_browsertests") {
@@ -272,6 +273,7 @@ test("web_runner_integration_tests") {
       "web_runner",
     ],
   ]
+  manifest = "runners_integration_tests.test-cmx"
 }
 
 if (is_official_build) {

fuchsia/runners/runners_integration_tests.test-cmx

+{
+  "facets": {
+    "fuchsia.test": {
+      "injected-services": {
+          "fuchsia.fonts.Provider": "fuchsia-pkg://fuchsia.com/fonts#meta/fonts.cmx",
+          "fuchsia.intl.PropertyProvider": "fuchsia-pkg://fuchsia.com/intl_property_manager#meta/intl_property_manager.cmx",
+          "fuchsia.memorypressure.Provider": "fuchsia-pkg://fuchsia.com/memory_monitor#meta/memory_monitor.cmx",
+          "fuchsia.netstack.Netstack": "fuchsia-pkg://fuchsia.com/netstack#meta/netstack.cmx",
+          "fuchsia.posix.socket.Provider": "fuchsia-pkg://fuchsia.com/netstack#meta/netstack.cmx",
+          "fuchsia.web.ContextProvider": "fuchsia-pkg://fuchsia.com/web_engine#meta/context_provider.cmx"
+      },
+      "system-services": [
+          "fuchsia.device.NameProvider",
+          "fuchsia.scheduler.ProfileProvider",
+          "fuchsia.sysmem.Allocator",
+          "fuchsia.vulkan.loader.Loader"
+      ]
+    }
+  },
+  "sandbox": {
+    "features": [
+        "isolated-persistent-storage",
+        "isolated-temp"
+    ],
+    "services": [
+        "fuchsia.fonts.Provider",
+        "fuchsia.intl.PropertyProvider",
+        "fuchsia.memorypressure.Provider",
+        "fuchsia.netstack.Netstack",
+        "fuchsia.posix.socket.Provider",
+        "fuchsia.process.Launcher",
+        "fuchsia.sys.Launcher",
+        "fuchsia.web.ContextProvider"
+    ]
+  }
+}
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