Android: remove isAtLeastO from robolectric test

This removes the final use of BuildInfo.isAtLeastO from chromium code.

This was previously blocked on robolectric not supporting O (but this
has since been resolved by crbug.com/729135).

Bug: 783418
Test: ninja chrome_junit_tests
Change-Id: Ib7d4af9ff74912ccadfa3c9cae57553f3a217e94
Reviewed-on: https://chromium-review.googlesource.com/806745
Reviewed-by: Richard Coles <torne@chromium.org>
Reviewed-by: Mounir Lamouri <mlamouri@chromium.org>
Commit-Queue: Nate Fischer <ntfschr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#521811}

base/android/java/src/org/chromium/base/BuildInfo.java

@@ -127,20 +127,7 @@ public static boolean isDebugAndroid() {
 
     // The markers Begin:BuildCompat and End:BuildCompat delimit code
     // that is autogenerated from Android sources.
-    // Begin:BuildCompat O,OMR1,P
-
-    /**
-     * Checks if the device is running on a pre-release version of Android O or newer.
-     * <p>
-     * @return {@code true} if O APIs are available for use, {@code false} otherwise
-     * @deprecated Android O is a finalized release and this method is no longer necessary. It will
-     *             be removed in a future release of the Support Library. Instead use
-     *             {@code Build.SDK_INT >= Build.VERSION_CODES#O}.
-     */
-    @Deprecated
-    public static boolean isAtLeastO() {
-        return VERSION.SDK_INT >= 26;
-    }
+    // Begin:BuildCompat OMR1,P
 
     /**
      * Checks if the device is running on a pre-release version of Android O MR1 or newer.
@@ -168,14 +155,6 @@ public static boolean isAtLeastP() {
         return VERSION.CODENAME.equals("P");
     }
 
-    /**
-     * Checks if the application targets at least released SDK O
-     */
-    @Deprecated
-    public static boolean targetsAtLeastO() {
-        return ContextUtils.getApplicationContext().getApplicationInfo().targetSdkVersion >= 26;
-    }
-
     /**
      * Checks if the application targets at least released SDK OMR1
      */

chrome/android/junit/src/org/chromium/chrome/browser/media/ui/MediaNotificationFaviconTest.java

@@ -20,7 +20,6 @@
 
 import org.chromium.base.BaseChromiumApplication;
 import org.chromium.base.BaseSwitches;
-import org.chromium.base.BuildInfo;
 import org.chromium.base.CommandLine;
 import org.chromium.chrome.R;
 import org.chromium.chrome.browser.media.ui.MediaNotificationManager.ListenerService;
@@ -88,7 +87,8 @@ public void testSetNotificationIcon_lowMem_O() {
 
         mTabHolder.simulateMediaSessionStateChanged(true, false);
         mTabHolder.simulateFaviconUpdated(mFavicon);
-        assertEquals(BuildInfo.isAtLeastO() ? null : mFavicon, getDisplayedIcon());
+        assertEquals(Build.VERSION.SDK_INT >= Build.VERSION_CODES.O ? null : mFavicon,
+                getDisplayedIcon());
     }
 
     private Bitmap getDisplayedIcon() {