android: doc: Linker.java: follow a function rename in comments

The useSharedRelros() was renamed into provideSharedRelros(). Update
stale comments to match the new name. No functional changes.

Bug: None
Change-Id: I278f1eccc650a24957a28825ffe4b107bda74577
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2521176Reviewed-by: Benoit L <lizeb@chromium.org>
Commit-Queue: Egor Pasko <pasko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#824803}

base/android/java/src/org/chromium/base/library_loader/Linker.java

@@ -428,13 +428,13 @@ public abstract class Linker {
         mState = State.INITIALIZED;
     }
 
-    // Used internally to wait for shared RELROs. Returns once useSharedRelros() has been
+    // Used internally to wait for shared RELROs. Returns once provideSharedRelros() has been
     // called to supply a valid shared RELROs bundle.
     @GuardedBy("sLock")
     protected final void waitForSharedRelrosLocked() {
         if (DEBUG) Log.i(TAG, "waitForSharedRelros() called");
 
-        // Wait until notified by useSharedRelros() that shared RELROs have arrived.
+        // Wait until notified by provideSharedRelros() that shared RELROs have arrived.
         //
         // Note that the relocations may already have been provided by the time we arrive here, so
         // this may return immediately.