Revert of Reapply "Media Galleries API Metadata: Image metadata"

chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js

Index: chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js
diff --git a/chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js b/chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js
index aadad3026db8a43ee81a847e553288bc02423328..140a9ce912fc6ece54b21e41987bef381c976fb5 100644
--- a/chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js
+++ b/chrome/test/data/extensions/api_test/media_galleries/media_metadata/test.js
@@ -30,27 +30,6 @@
   }
 
   RunMetadataTest("test.jpg", {metadataType: 'mimeTypeOnly'}, verifyMetadata);
-}
-
-function ImageTagsTest() {
-  function verifyMetadata(metadata) {
-    chrome.test.assertEq("image/jpeg", metadata.mimeType);
-    chrome.test.assertEq(5616, metadata.width);
-    chrome.test.assertEq(3744, metadata.height);
-    chrome.test.assertEq(0, metadata.rotation);
-    chrome.test.assertEq(300.0, metadata.xResolution);
-    chrome.test.assertEq(300.0, metadata.yResolution);
-    chrome.test.assertEq("Canon", metadata.cameraMake);
-    chrome.test.assertEq("Canon EOS 5D Mark II", metadata.cameraModel);
-    chrome.test.assertEq(0.01, metadata.exposureTimeSeconds);
-    chrome.test.assertFalse(metadata.flashFired);
-    chrome.test.assertEq(3.2, metadata.fNumber);
-    chrome.test.assertEq(100, metadata.focalLengthMm);
-    chrome.test.assertEq(1600, metadata.isoEquivalent);
-    chrome.test.succeed();
-  }
-
-  RunMetadataTest("test.jpg", {}, verifyMetadata);
 }
 
 function MP3MIMETypeOnlyTest() {
@@ -113,8 +92,7 @@
 
   // Should still be able to sniff MP3 MIME type without proprietary codecs.
   var testsToRun = [
-    ImageMIMETypeOnlyTest,
-    ImageTagsTest
+    ImageMIMETypeOnlyTest
   ];
 
   if (useProprietaryCodecs) {