Remove @Nullable annoation on readAndDispatchMessage

The public API of mojo should not depend on any third-party library.
This CL remove the @Nullable annoation on Message#readAndDispatchMessage

R=rmcilroy@chromium.org

Review URL: https://codereview.chromium.org/385113005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282625 0039d316-1c4b-4281-b951-d872f2087c98

mojo/bindings/java/src/org/chromium/mojo/bindings/Message.java

@@ -12,8 +12,6 @@ import org.chromium.mojo.system.MojoResult;
 import java.nio.ByteBuffer;
 import java.util.List;
 
-import javax.annotation.Nullable;
-
 /**
  * A raw message to be sent/received from a {@link MessagePipeHandle}.
  */
@@ -44,9 +42,11 @@ public final class Message {
     /**
      * Read a message, and pass it to the given |MessageReceiver| if not null. If the
      * |MessageReceiver| is null, the message is lost.
+     *
+     * @param receiver The {@link MessageReceiver} that will receive the read {@link Message}. Can
+     *            be <code>null</code>, in which case the message is discarded.
      */
-    public static int readAndDispatchMessage(MessagePipeHandle handle,
-            @Nullable MessageReceiver receiver) {
+    public static int readAndDispatchMessage(MessagePipeHandle handle, MessageReceiver receiver) {
         // TODO(qsr) Allow usage of a pool of pre-allocated buffer for performance.
         ReadMessageResult result = handle.readMessage(null, 0, MessagePipeHandle.ReadFlags.NONE);
         if (result.getMojoResult() != MojoResult.RESOURCE_EXHAUSTED) {

mojo/mojo_public.gypi

@@ -424,13 +424,6 @@
             'java_in_dir': 'public/java',
           },
           'includes': [ '../build/java.gypi' ],
-          'conditions': [
-            ['android_webview_build==0', {
-              'dependencies': [
-                '../third_party/jsr-305/jsr-305.gyp:jsr_305_javalib',
-              ],
-            }]
-          ],
         },
         {
           'target_name': 'mojo_bindings_java',