Allowing metadata to be read from blob urls

content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java

Index: content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java b/content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java
index 5e1fa49e38fbe1951085b7c31241be503ac0e8b5..e2eecc57ce5d9cb5eea88304e5affb6d150e1d04 100644
--- a/content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java
+++ b/content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.java
@@ -37,6 +37,8 @@ class MediaResourceGetter {
 
     private final MediaMetadataRetriever mRetriever = new MediaMetadataRetriever();
 
+    private static String PACKAGE_NAME = null;
+
     @VisibleForTesting
     static class MediaMetadata {
         private final int mDurationInMilliseconds;
@@ -113,6 +115,7 @@ class MediaResourceGetter {
                                                       final String url,
                                                       final String cookies,
                                                       final String userAgent) {
+        PACKAGE_NAME = context.getPackageName();
         return new MediaResourceGetter().extract(
                 context, url, cookies, userAgent);
     }
@@ -344,6 +347,7 @@ class MediaResourceGetter {
         List<String> result = new ArrayList<String>();
         result.add("/mnt/sdcard/");
         result.add("/sdcard/");
+        result.add("/data/data/" + PACKAGE_NAME + "/cache/");

[qinmin, 2014/08/13 17:33:59]

add a check here that PACKAGE_NAME cannot be null

         return result;
     }