Revert of Disable exceptions on Windows also in the shared_library build

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index e0136f041e3538d95d53b15c2edfff02335e902d..db01f93e0664e2469b03eff81e6dc1c8e1a7b1c4 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -5140,8 +5140,6 @@
           'CERT_CHAIN_PARA_HAS_EXTRA_FIELDS',
           'WIN32_LEAN_AND_MEAN',
           '_ATL_NO_OPENGL',
-          # _HAS_EXCEPTIONS must match ExceptionHandling in msvs_settings.
-          '_HAS_EXCEPTIONS=0',
         ],
         'conditions': [
           ['buildtype=="Official"', {
@@ -5209,6 +5207,11 @@
               ],
             },
           ],
+          ['component=="static_library"', {
+            'defines': [
+              '_HAS_EXCEPTIONS=0',
+            ],
+          }],
           ['secure_atl', {
             'defines': [
               '_SECURE_ATL',
@@ -5291,8 +5294,13 @@
             'WarningLevel': '4',
             'WarnAsError': 'true',
             'DebugInformationFormat': '3',
-            # ExceptionHandling must match _HAS_EXCEPTIONS above.
-            'ExceptionHandling': '0',
+            'conditions': [
+              ['component=="shared_library"', {
+                'ExceptionHandling': '1',  # /EHsc
+              }, {
+                'ExceptionHandling': '0',
+              }],
+            ],
           },
           'VCLibrarianTool': {
             'AdditionalOptions': ['/ignore:4221'],