[sql] Browser-side changes to allow sqlite to be a shlib.

third_party/sqlite/sqlite.gyp

Index: third_party/sqlite/sqlite.gyp
diff --git a/third_party/sqlite/sqlite.gyp b/third_party/sqlite/sqlite.gyp
index 5fc4dc18ed49527b458d3770e064dc128f379675..354d88eacababfe6e3dec6ec945b77d28be444c6 100644
--- a/third_party/sqlite/sqlite.gyp
+++ b/third_party/sqlite/sqlite.gyp
@@ -112,7 +112,7 @@
           ],
         }, { # !use_system_sqlite
           'product_name': 'sqlite3',
-          'type': 'static_library',
+          'type': '<(component)',
           'sources': [
             'amalgamation/sqlite3.h',
             'amalgamation/sqlite3.c',
@@ -144,6 +144,12 @@
             4244, 4267,
           ],
           'conditions': [
+            ['OS == "win" and component == "shared_library"', {
+              'defines': ['SQLITE_API=__declspec(dllexport)'],
+            }],
+            ['OS != "win" and component == "shared_library"', {
+              'defines': ['SQLITE_API=__attribute__((visibility("default")))'],
+            }],
             ['OS=="linux"', {
               'link_settings': {
                 'libraries': [
@@ -155,6 +161,7 @@
               'link_settings': {
                 'libraries': [
                   '$(SDKROOT)/System/Library/Frameworks/CoreFoundation.framework',
+                  '$(SDKROOT)/System/Library/Frameworks/CoreServices.framework',
                 ],
               },
             }],