libflac and libspeex are only used if input_speech==1, so add the dependencies as needed.

BUG=none

Review URL: https://chromiumcodereview.appspot.com/13431003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@192653 0039d316-1c4b-4281-b951-d872f2087c98

content/content_browser.gypi

@@ -1177,11 +1177,6 @@
         'browser/tracing/tracing_ui.cc',
         'browser/tracing/tracing_ui.h',
       ],
-    }, { # OS!="android"
-      'dependencies': [
-        '../third_party/flac/flac.gyp:libflac',
-        '../third_party/speex/speex.gyp:libspeex',
-      ],
     }],
     ['OS=="mac"', {
       'sources': [
@@ -1301,6 +1296,11 @@
       'sources/': [
         ['exclude', '^browser/speech/'],
       ],
+    }, {  # input_speech==1
+      'dependencies': [
+        '../third_party/flac/flac.gyp:libflac',
+        '../third_party/speex/speex.gyp:libspeex',
+      ],
     }],
     ['linux_use_libgps==1', {
       'dependencies': [