clang-format: [Java] Fix class declaration formatting.

Before:
  @SomeAnnotation()
  abstract
      class aaaaaaaaaaaa extends bbbbbbbbbbbbbbb implements cccccccccccc {
  }

After:
  @SomeAnnotation()
  abstract class aaaaaaaaaaaa extends bbbbbbbbbbbbbbb
      implements cccccccccccc {
  }

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@221121 91177308-0d34-0410-b5e6-96231b3b80d8
clang-format: [Java] Fix static generic methods.

Before:
  public static<R> ArrayList<R> get() {}

After:
  public static <R> ArrayList<R> get() {}

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@221122 91177308-0d34-0410-b5e6-96231b3b80d8
clang-format: [Java] Fix more generics formatting.

Before:
  < T extends B > T getInstance(Class<T> type);

After:
  <T extends B> T getInstance(Class<T> type);

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@221124 91177308-0d34-0410-b5e6-96231b3b80d8