chore: remove HTTP calls to BigQuery data (GoogleCloudPlatform#1597)

Author: bshaffer

bigtable/test/writeTest.php

@@ -29,6 +29,7 @@ final class WriteTest extends TestCase
 
     public static function setUpBeforeClass(): void
     {
+        self::requireGrpc();
         self::setUpBigtableVars();
         self::$instanceId = self::createDevInstance(self::INSTANCE_ID_PREFIX);
         self::$tableId = self::createTable(self::TABLE_ID_PREFIX);
@@ -79,8 +80,6 @@ public function testWriteIncrement()
 
     public function testWriteBatch()
     {
-        $this->requireGrpc();
-
         $output = $this->runFunctionSnippet('write_batch', [
             self::$projectId,
             self::$instanceId,

speech/src/streaming_recognize.php

@@ -44,11 +44,6 @@
 $sampleRateHertz = 32000;
 $languageCode = 'en-US';
 
-// the gRPC extension is required for streaming
-if (!extension_loaded('grpc')) {
-    throw new \Exception('Install the grpc extension (pecl install grpc)');
-}
-
 $speechClient = new SpeechClient();
 try {
     $config = (new RecognitionConfig())