Android: enable chromium linker on the shells.

Chromium linker has been enabled for the full chrome,
and should also be exercised by content / chrome shells.

BUG=382485

Review URL: https://codereview.chromium.org/329223002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@277892 0039d316-1c4b-4281-b951-d872f2087c98

base/android/java/src/org/chromium/base/library_loader/Linker.java

@@ -474,15 +474,24 @@ public static void finishLibraryLoad() {
     public static void useSharedRelros(Bundle bundle) {
         // Ensure the bundle uses the application's class loader, not the framework
         // one which doesn't know anything about LibInfo.
-        if (bundle != null)
+        // Also, hold a fresh copy of it so the caller can't recycle it.
+        Bundle clonedBundle = null;
+        if (bundle != null) {
             bundle.setClassLoader(LibInfo.class.getClassLoader());
-
-        if (DEBUG) Log.i(TAG, "useSharedRelros() called with " + bundle);
-
+            clonedBundle = new Bundle(LibInfo.class.getClassLoader());
+            Parcel p = Parcel.obtain();
+            bundle.writeToParcel(p, 0);
+            clonedBundle.readFromParcel(p);
+            p.recycle();
+        }
+        if (DEBUG) {
+            Log.i(TAG, "useSharedRelros() called with " + bundle +
+                    ",cloned " + clonedBundle);
+        }
         synchronized (Linker.class) {
             // Note that in certain cases, this can be called before
             // initServiceProcess() in service processes.
-            sSharedRelros = bundle;
+            sSharedRelros = clonedBundle;
             // Tell any listener blocked in finishLibraryLoad() about it.
             Linker.class.notifyAll();
         }

chrome/chrome_android.gypi

@@ -72,6 +72,13 @@
         'additional_input_paths': [
           '<@(chrome_android_pak_output_resources)',
         ],
+        'conditions': [
+          ['component != "shared_library" and target_arch != "arm64" and target_arch != "x64"', {
+            # Only enable the chromium linker on regular builds, since the
+            # component build crashes on Android 4.4. See b/11379966
+            'use_chromium_linker': '1',
+          }],
+        ],
       },
       'includes': [ '../build/java_apk.gypi', ],
     },

content/content_shell.gypi

@@ -1029,6 +1029,11 @@
                   '<(PRODUCT_DIR)/icudtl.dat',
                 ],
               }],
+              ['component != "shared_library" and target_arch != "arm64" and target_arch != "x64"', {
+                # Only enable the chromium linker on regular builds, since the
+                # component build crashes on Android 4.4. See b/11379966
+                'use_chromium_linker': '1',
+              }],
             ],
           },
           'conditions': [