BlameCacheImpl: making loadRegions() public

Making loadRegions() public will give us more customization options by allowing us to pass in any form of pre-determined BlameGenerator. Since this is a static method, no state is recorded within the BlameCacheImpl object, this should be a no-op.

Change-Id: I8f684bcda237ca849743a2fde3a3b8cc9955eabe
Signed-off-by: Xing Huang <xingkhuang@google.com>

java/com/google/gitiles/blame/cache/BlameCacheImpl.java

diff --git a/java/com/google/gitiles/blame/cache/BlameCacheImpl.java b/java/com/google/gitiles/blame/cache/BlameCacheImpl.java
index 2fa80f5..2d831a4 100644
--- a/java/com/google/gitiles/blame/cache/BlameCacheImpl.java
+++ b/java/com/google/gitiles/blame/cache/BlameCacheImpl.java
@@ -163,7 +163,7 @@
     }
   }
 
-  private static List<Region> loadRegions(BlameGenerator gen) throws IOException {
+  public static List<Region> loadRegions(BlameGenerator gen) throws IOException {
     Map<ObjectId, PooledCommit> commits = Maps.newHashMap();
     Interner<String> strings = Interners.newStrongInterner();
     int lineCount = gen.getResultContents().size();