Media Galleries API Metadata: Image metadata

third_party/libexif/libexif.gyp

Index: third_party/libexif/libexif.gyp
diff --git a/third_party/libexif/libexif.gyp b/third_party/libexif/libexif.gyp
index 20aa2271ebdde7eccddd3df903f9dcac5fe2602f..ba6f1d237ea284992c0b8dfdf47355ac340cf056 100644
--- a/third_party/libexif/libexif.gyp
+++ b/third_party/libexif/libexif.gyp
@@ -5,11 +5,9 @@
 {
   'variables': {
     'conditions': [
-      # TODO(kmadhusu): We are not ready to build this library on Android.
-      # Resolve the issues and build on Android.
-      ['os_posix==1 and OS!="mac"', {
-        'use_system_libexif%': 0,
-      }, {  # os_posix != 1 or OS == "mac"
+      ['os_posix == 1 and OS != "mac" and OS != "ios" and OS != "android"', {
+        'use_system_libexif%': 1,
+      }, {  # os_posix == 1 and OS != "mac" and OS != "ios" and OS != "android" 
         'use_system_libexif%': 0,
       }],
     ],
@@ -56,6 +54,9 @@
             ],
           },
           'conditions': [
+            ['clang==1', {
+              'cflags': ['-Wno-enum-conversion', '-Wno-switch'],
+            }],
             ['os_posix==1 and OS!="mac"', {
               'cflags!': ['-fvisibility=hidden'],
             }],