Android: bake GCC flags for perf into profiling=1 in GYP_DEFINES

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 23ea72721deacaf04a837ab34ffd401e8be2e224..fc976959c1b16a226e99e3eefff13f2fb5657bbe 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -3447,8 +3447,16 @@
                       }],
                       ['profiling==1', {
                         'cflags': [
-                          '-marm', # Probably reduntant, but recommend by "perf" docs.
-                          '-mapcs-frame', # Seems required by -fno-omit-frame-pointer.
+                          # Thumb code with frame pointer makes chrome crash
+                          # early.
+                          '-marm',
+                          '-mapcs-frame', # Required by -fno-omit-frame-pointer.
+                          # The perf report sometimes incorrectly attributes
+                          # code from tail calls.
+                          '-fno-optimize-sibling-calls',
+                        ],
+                        'cflags!': [
+                          '-fomit-frame-pointer',
                         ],
                       }],
                       ['clang==1', {