Roll leveldb to r80 / 1.17.

DEPS

 # This file is automatically processed to create .DEPS.git which is the file
 # that gclient uses under git.
 #
 # See http://code.google.com/p/chromium/wiki/UsingGit
 #
 # To test manually, run:
 #   python tools/deps2git/deps2git.py -o .DEPS.git
 #   gclient runhooks
 # DO NOT CHECK IN CHANGES TO .DEPS.git. It will be automatically updated by
 # a bot when you modify this one.
@@ skipping 104 matching lines @@
     "/trunk/deps/third_party/hunspell_dictionaries@255132",
 
   "src/third_party/safe_browsing/testing":
     (Var("googlecode_url") % "google-safe-browsing") + "/trunk/testing@112",
 
   "src/third_party/cacheinvalidation/src":
     (Var("googlecode_url") % "google-cache-invalidation-api") +
     "/trunk/src@331",
 
   "src/third_party/leveldatabase/src":
-    (Var("googlecode_url") % "leveldb") + "/trunk@79",
+    (Var("googlecode_url") % "leveldb") + "/trunk@80",
 
   "src/third_party/libc++/trunk":
     Var("llvm_url") + "/libcxx/trunk@" + Var("libcxx_revision"),
 
   "src/third_party/libc++abi/trunk":
     Var("llvm_url") + "/libcxxabi/trunk@" + Var("libcxxabi_revision"),
 
   "src/third_party/snappy/src":
     (Var("googlecode_url") % "snappy") + "/trunk@80",
 
@@ skipping 619 matching lines @@
                 "-s", "src/build/linux/bin/eu-strip.sha1",
     ],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "name": "gyp",
     "pattern": ".",
     "action": ["python", "src/build/gyp_chromium"],
   },
 ]