prepare skia for shared library build on android

gyp/skia_lib.gyp

 # The minimal set of static libraries for basic Skia functionality.
+
 {
   'variables': {
     'component_libs': [
       'core.gyp:core',
+      'effects.gyp:effects',
+      'images.gyp:images',
       'opts.gyp:opts',
       'ports.gyp:ports',
+      'sfnt.gyp:sfnt',
       'utils.gyp:utils',
     ],
     'conditions': [
       [ 'skia_arch_type == "x86" and skia_os != "android"', {
         'component_libs': [
           'opts.gyp:opts_ssse3',
         ],
       }],
       [ 'arm_neon == 1', {
         'component_libs': [
           'opts.gyp:opts_neon',
         ],
       }],
       [ 'skia_gpu', {
         'component_libs': [
           'gpu.gyp:gr',
           'gpu.gyp:skgr',
         ],
       }],
       [ 'skia_os == "nacl"', {
         'component_libs': [
           'freetype.gyp:freetype',
         ],
       }],
     ],
   },
   'targets': [
     {
-      'target_name': 'skia_base_libs',
-      'type': 'none',
+      'target_name': 'skia_lib',
+      'conditions': [
+        [ 'skia_shared_lib', {
+          'product_name': 'skia_local',

[borenet, 2013/05/31 14:29:57]

Maybe I missed the discussion, but this name doesn't make much sense to me. 
Ideally it would just be "skia" but I suspect that conflicts with something in
Android framework?  If "local" indicates that it's private to skia devs, why not
"skia_private" or "skia_internal"?

+          'type': 'shared_library',
+        }, {
+          'type': 'none',
+        }],
+      ],
       'dependencies': [
         '<@(component_libs)',
       ],
       'export_dependent_settings': [
         '<@(component_libs)',
       ],
     },
   ],
 }
 
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